Home / 1,095,947,501.74-1,643,921,220.85-505,563,065.66

Finding the Fourth Proportional to 1,095,947,501.74, 1,643,921,220.85 and 505,563,065.66

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Solution

The fourth proportional to 1,095,947,501.74, 1,643,921,220.85 and 505,563,065.66 is: 758,344,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,947,501.74 : 1,643,921,220.85 = 505,563,065.66 : x
  2. Step 2: Convert to fraction form
    1,095,947,501.74/1,643,921,220.85 = 505,563,065.66/x
  3. Step 3: Cross multiply
    1,095,947,501.74x = 1,643,921,220.85 × 505,563,065.66
  4. Step 4: Simplify right side
    1,095,947,501.74x = 831,105,852,119,301,888
  5. Step 5: Solve for x
    x = 831,105,852,119,301,888/1,095,947,501.74
  6. Step 6: Final answer
    x = 758,344,583.84

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.