Home / 215,815,387.44-297,825,023.52-116,695,898.16

Finding the Fourth Proportional to 215,815,387.44, 297,825,023.52 and 116,695,898.16

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Solution

The fourth proportional to 215,815,387.44, 297,825,023.52 and 116,695,898.16 is: 161,040,225.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,815,387.44 : 297,825,023.52 = 116,695,898.16 : x
  2. Step 2: Convert to fraction form
    215,815,387.44/297,825,023.52 = 116,695,898.16/x
  3. Step 3: Cross multiply
    215,815,387.44x = 297,825,023.52 × 116,695,898.16
  4. Step 4: Simplify right side
    215,815,387.44x = 34,754,958,614,189,520
  5. Step 5: Solve for x
    x = 34,754,958,614,189,520/215,815,387.44
  6. Step 6: Final answer
    x = 161,040,225.29

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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.