Home / 539,674,517.44-744,751,084.86-292,155,871.72

Finding the Fourth Proportional to 539,674,517.44, 744,751,084.86 and 292,155,871.72

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Solution

The fourth proportional to 539,674,517.44, 744,751,084.86 and 292,155,871.72 is: 403,175,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,674,517.44 : 744,751,084.86 = 292,155,871.72 : x
  2. Step 2: Convert to fraction form
    539,674,517.44/744,751,084.86 = 292,155,871.72/x
  3. Step 3: Cross multiply
    539,674,517.44x = 744,751,084.86 × 292,155,871.72
  4. Step 4: Simplify right side
    539,674,517.44x = 217,583,402,411,689,024
  5. Step 5: Solve for x
    x = 217,583,402,411,689,024/539,674,517.44
  6. Step 6: Final answer
    x = 403,175,238.74

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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.