Home / 1,185,775,469,136-1,636,604,822,887.10-769,145,640,081.19

Finding the Fourth Proportional to 1,185,775,469,136, 1,636,604,822,887.10 and 769,145,640,081.19

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Solution

The fourth proportional to 1,185,775,469,136, 1,636,604,822,887.10 and 769,145,640,081.19 is: 1,061,573,204,054.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,775,469,136 : 1,636,604,822,887.10 = 769,145,640,081.19 : x
  2. Step 2: Convert to fraction form
    1,185,775,469,136/1,636,604,822,887.10 = 769,145,640,081.19/x
  3. Step 3: Cross multiply
    1,185,775,469,136x = 1,636,604,822,887.10 × 769,145,640,081.19
  4. Step 4: Simplify right side
    1,185,775,469,136x = 1,258,787,464,059,461,163,810,816
  5. Step 5: Solve for x
    x = 1,258,787,464,059,461,163,810,816/1,185,775,469,136
  6. Step 6: Final answer
    x = 1,061,573,204,054.10

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Half scale
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Double scale
Find fourth proportional to 1,185,775,469,137, 1,636,604,822,888.48 and 769,145,640,082.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.