Home / 87,636,610.99-131,466,876-36,506,672.38

Finding the Fourth Proportional to 87,636,610.99, 131,466,876 and 36,506,672.38

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Solution

The fourth proportional to 87,636,610.99, 131,466,876 and 36,506,672.38 is: 54,764,990.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,636,610.99 : 131,466,876 = 36,506,672.38 : x
  2. Step 2: Convert to fraction form
    87,636,610.99/131,466,876 = 36,506,672.38/x
  3. Step 3: Cross multiply
    87,636,610.99x = 131,466,876 × 36,506,672.38
  4. Step 4: Simplify right side
    87,636,610.99x = 4,799,418,170,954,085
  5. Step 5: Solve for x
    x = 4,799,418,170,954,085/87,636,610.99
  6. Step 6: Final answer
    x = 54,764,990.53

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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.