Home / 89,895,586.80-134,843,380.20-38,877,250.80

Finding the Fourth Proportional to 89,895,586.80, 134,843,380.20 and 38,877,250.80

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Solution

The fourth proportional to 89,895,586.80, 134,843,380.20 and 38,877,250.80 is: 58,315,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,895,586.80 : 134,843,380.20 = 38,877,250.80 : x
  2. Step 2: Convert to fraction form
    89,895,586.80/134,843,380.20 = 38,877,250.80/x
  3. Step 3: Cross multiply
    89,895,586.80x = 134,843,380.20 × 38,877,250.80
  4. Step 4: Simplify right side
    89,895,586.80x = 5,242,339,910,755,153
  5. Step 5: Solve for x
    x = 5,242,339,910,755,153/89,895,586.80
  6. Step 6: Final answer
    x = 58,315,876.20

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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.