Home / 539,472,506.87-744,472,050.17-291,953,861.12

Finding the Fourth Proportional to 539,472,506.87, 744,472,050.17 and 291,953,861.12

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Solution

The fourth proportional to 539,472,506.87, 744,472,050.17 and 291,953,861.12 is: 402,896,323.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,472,506.87 : 744,472,050.17 = 291,953,861.12 : x
  2. Step 2: Convert to fraction form
    539,472,506.87/744,472,050.17 = 291,953,861.12/x
  3. Step 3: Cross multiply
    539,472,506.87x = 744,472,050.17 × 291,953,861.12
  4. Step 4: Simplify right side
    539,472,506.87x = 217,351,489,543,455,264
  5. Step 5: Solve for x
    x = 217,351,489,543,455,264/539,472,506.87
  6. Step 6: Final answer
    x = 402,896,323.31

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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.