Home / 67,068,145.80-100,602,218.70-58,565,089.80

Finding the Fourth Proportional to 67,068,145.80, 100,602,218.70 and 58,565,089.80

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Solution

The fourth proportional to 67,068,145.80, 100,602,218.70 and 58,565,089.80 is: 87,847,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,068,145.80 : 100,602,218.70 = 58,565,089.80 : x
  2. Step 2: Convert to fraction form
    67,068,145.80/100,602,218.70 = 58,565,089.80/x
  3. Step 3: Cross multiply
    67,068,145.80x = 100,602,218.70 × 58,565,089.80
  4. Step 4: Simplify right side
    67,068,145.80x = 5,891,777,972,244,739
  5. Step 5: Solve for x
    x = 5,891,777,972,244,739/67,068,145.80
  6. Step 6: Final answer
    x = 87,847,634.70

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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.