Home / 67,952,207.90-101,928,311.85-42,471,811.10

Finding the Fourth Proportional to 67,952,207.90, 101,928,311.85 and 42,471,811.10

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Solution

The fourth proportional to 67,952,207.90, 101,928,311.85 and 42,471,811.10 is: 63,707,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,952,207.90 : 101,928,311.85 = 42,471,811.10 : x
  2. Step 2: Convert to fraction form
    67,952,207.90/101,928,311.85 = 42,471,811.10/x
  3. Step 3: Cross multiply
    67,952,207.90x = 101,928,311.85 × 42,471,811.10
  4. Step 4: Simplify right side
    67,952,207.90x = 4,329,080,006,635,091.50
  5. Step 5: Solve for x
    x = 4,329,080,006,635,091.50/67,952,207.90
  6. Step 6: Final answer
    x = 63,707,716.65

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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.