Home / 137,775,637.56-206,688,883.86-57,002,904.12

Finding the Fourth Proportional to 137,775,637.56, 206,688,883.86 and 57,002,904.12

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Solution

The fourth proportional to 137,775,637.56, 206,688,883.86 and 57,002,904.12 is: 85,514,876.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,775,637.56 : 206,688,883.86 = 57,002,904.12 : x
  2. Step 2: Convert to fraction form
    137,775,637.56/206,688,883.86 = 57,002,904.12/x
  3. Step 3: Cross multiply
    137,775,637.56x = 206,688,883.86 × 57,002,904.12
  4. Step 4: Simplify right side
    137,775,637.56x = 11,781,866,629,341,396
  5. Step 5: Solve for x
    x = 11,781,866,629,341,396/137,775,637.56
  6. Step 6: Final answer
    x = 85,514,876.49

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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.