Home / 95,860,861.20-143,791,291.80-73,186,045.20

Finding the Fourth Proportional to 95,860,861.20, 143,791,291.80 and 73,186,045.20

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Solution

The fourth proportional to 95,860,861.20, 143,791,291.80 and 73,186,045.20 is: 109,779,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,860,861.20 : 143,791,291.80 = 73,186,045.20 : x
  2. Step 2: Convert to fraction form
    95,860,861.20/143,791,291.80 = 73,186,045.20/x
  3. Step 3: Cross multiply
    95,860,861.20x = 143,791,291.80 × 73,186,045.20
  4. Step 4: Simplify right side
    95,860,861.20x = 10,523,515,981,041,190
  5. Step 5: Solve for x
    x = 10,523,515,981,041,190/95,860,861.20
  6. Step 6: Final answer
    x = 109,779,067.80

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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.