Home / 738,542,456.70-1,107,813,685.05-356,336,504.70

Finding the Fourth Proportional to 738,542,456.70, 1,107,813,685.05 and 356,336,504.70

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Solution

The fourth proportional to 738,542,456.70, 1,107,813,685.05 and 356,336,504.70 is: 534,504,757.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,542,456.70 : 1,107,813,685.05 = 356,336,504.70 : x
  2. Step 2: Convert to fraction form
    738,542,456.70/1,107,813,685.05 = 356,336,504.70/x
  3. Step 3: Cross multiply
    738,542,456.70x = 1,107,813,685.05 × 356,336,504.70
  4. Step 4: Simplify right side
    738,542,456.70x = 394,754,456,389,543,616
  5. Step 5: Solve for x
    x = 394,754,456,389,543,616/738,542,456.70
  6. Step 6: Final answer
    x = 534,504,757.05

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Double scale
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Similar ratio
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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.