Home / 124,690,000.60-187,035,000.90-38,420,723.80

Finding the Fourth Proportional to 124,690,000.60, 187,035,000.90 and 38,420,723.80

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Solution

The fourth proportional to 124,690,000.60, 187,035,000.90 and 38,420,723.80 is: 57,631,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,690,000.60 : 187,035,000.90 = 38,420,723.80 : x
  2. Step 2: Convert to fraction form
    124,690,000.60/187,035,000.90 = 38,420,723.80/x
  3. Step 3: Cross multiply
    124,690,000.60x = 187,035,000.90 × 38,420,723.80
  4. Step 4: Simplify right side
    124,690,000.60x = 7,186,020,110,511,651
  5. Step 5: Solve for x
    x = 7,186,020,110,511,651/124,690,000.60
  6. Step 6: Final answer
    x = 57,631,085.70

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1.5x scale

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.