Home / 173,815,998.90-260,723,998.35-87,521,061.30

Finding the Fourth Proportional to 173,815,998.90, 260,723,998.35 and 87,521,061.30

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Solution

The fourth proportional to 173,815,998.90, 260,723,998.35 and 87,521,061.30 is: 131,281,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,815,998.90 : 260,723,998.35 = 87,521,061.30 : x
  2. Step 2: Convert to fraction form
    173,815,998.90/260,723,998.35 = 87,521,061.30/x
  3. Step 3: Cross multiply
    173,815,998.90x = 260,723,998.35 × 87,521,061.30
  4. Step 4: Simplify right side
    173,815,998.90x = 22,818,841,041,971,448
  5. Step 5: Solve for x
    x = 22,818,841,041,971,448/173,815,998.90
  6. Step 6: Final answer
    x = 131,281,591.95

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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.