Home / 97,471,200.90-146,206,801.35-82,165,700.10

Finding the Fourth Proportional to 97,471,200.90, 146,206,801.35 and 82,165,700.10

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Solution

The fourth proportional to 97,471,200.90, 146,206,801.35 and 82,165,700.10 is: 123,248,550.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,471,200.90 : 146,206,801.35 = 82,165,700.10 : x
  2. Step 2: Convert to fraction form
    97,471,200.90/146,206,801.35 = 82,165,700.10/x
  3. Step 3: Cross multiply
    97,471,200.90x = 146,206,801.35 × 82,165,700.10
  4. Step 4: Simplify right side
    97,471,200.90x = 12,013,184,192,304,374
  5. Step 5: Solve for x
    x = 12,013,184,192,304,374/97,471,200.90
  6. Step 6: Final answer
    x = 123,248,550.15

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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.