Home / 215,498,082.46-297,387,342.42-116,378,820.31

Finding the Fourth Proportional to 215,498,082.46, 297,387,342.42 and 116,378,820.31

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Solution

The fourth proportional to 215,498,082.46, 297,387,342.42 and 116,378,820.31 is: 160,602,765.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,498,082.46 : 297,387,342.42 = 116,378,820.31 : x
  2. Step 2: Convert to fraction form
    215,498,082.46/297,387,342.42 = 116,378,820.31/x
  3. Step 3: Cross multiply
    215,498,082.46x = 297,387,342.42 × 116,378,820.31
  4. Step 4: Simplify right side
    215,498,082.46x = 34,609,588,085,965,624
  5. Step 5: Solve for x
    x = 34,609,588,085,965,624/215,498,082.46
  6. Step 6: Final answer
    x = 160,602,765.88

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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.