Home / 99,155,417.24-136,690,261.10-69,293,352.30

Finding the Fourth Proportional to 99,155,417.24, 136,690,261.10 and 69,293,352.30

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Solution

The fourth proportional to 99,155,417.24, 136,690,261.10 and 69,293,352.30 is: 95,524,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,155,417.24 : 136,690,261.10 = 69,293,352.30 : x
  2. Step 2: Convert to fraction form
    99,155,417.24/136,690,261.10 = 69,293,352.30/x
  3. Step 3: Cross multiply
    99,155,417.24x = 136,690,261.10 × 69,293,352.30
  4. Step 4: Simplify right side
    99,155,417.24x = 9,471,726,418,034,818
  5. Step 5: Solve for x
    x = 9,471,726,418,034,818/99,155,417.24
  6. Step 6: Final answer
    x = 95,524,043.79

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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.