Home / 109,956,670.38-164,744,491.92-66,735,310.14

Finding the Fourth Proportional to 109,956,670.38, 164,744,491.92 and 66,735,310.14

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Solution

The fourth proportional to 109,956,670.38, 164,744,491.92 and 66,735,310.14 is: 99,987,337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,956,670.38 : 164,744,491.92 = 66,735,310.14 : x
  2. Step 2: Convert to fraction form
    109,956,670.38/164,744,491.92 = 66,735,310.14/x
  3. Step 3: Cross multiply
    109,956,670.38x = 164,744,491.92 × 66,735,310.14
  4. Step 4: Simplify right side
    109,956,670.38x = 10,994,274,762,137,924
  5. Step 5: Solve for x
    x = 10,994,274,762,137,924/109,956,670.38
  6. Step 6: Final answer
    x = 99,987,337.96

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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.