Home / 1,025,270,550.14-1,414,880,152.47-555,371,870.94

Finding the Fourth Proportional to 1,025,270,550.14, 1,414,880,152.47 and 555,371,870.94

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Solution

The fourth proportional to 1,025,270,550.14, 1,414,880,152.47 and 555,371,870.94 is: 766,416,861.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,270,550.14 : 1,414,880,152.47 = 555,371,870.94 : x
  2. Step 2: Convert to fraction form
    1,025,270,550.14/1,414,880,152.47 = 555,371,870.94/x
  3. Step 3: Cross multiply
    1,025,270,550.14x = 1,414,880,152.47 × 555,371,870.94
  4. Step 4: Simplify right side
    1,025,270,550.14x = 785,784,637,433,136,512
  5. Step 5: Solve for x
    x = 785,784,637,433,136,512/1,025,270,550.14
  6. Step 6: Final answer
    x = 766,416,861.71

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Half scale
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Double scale
Find fourth proportional to 1,025,270,551.14, 1,414,880,153.85 and 555,371,871.94
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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.