Home / 539,472,658.36-744,472,259.32-291,954,012.60

Finding the Fourth Proportional to 539,472,658.36, 744,472,259.32 and 291,954,012.60

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Solution

The fourth proportional to 539,472,658.36, 744,472,259.32 and 291,954,012.60 is: 402,896,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,472,658.36 : 744,472,259.32 = 291,954,012.60 : x
  2. Step 2: Convert to fraction form
    539,472,658.36/744,472,259.32 = 291,954,012.60/x
  3. Step 3: Cross multiply
    539,472,658.36x = 744,472,259.32 × 291,954,012.60
  4. Step 4: Simplify right side
    539,472,658.36x = 217,351,663,377,861,792
  5. Step 5: Solve for x
    x = 217,351,663,377,861,792/539,472,658.36
  6. Step 6: Final answer
    x = 402,896,532.40

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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.