Home / 123,806,000.20-185,268,101.10-107,807,657.80

Finding the Fourth Proportional to 123,806,000.20, 185,268,101.10 and 107,807,657.80

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Solution

The fourth proportional to 123,806,000.20, 185,268,101.10 and 107,807,657.80 is: 161,327,560.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,806,000.20 : 185,268,101.10 = 107,807,657.80 : x
  2. Step 2: Convert to fraction form
    123,806,000.20/185,268,101.10 = 107,807,657.80/x
  3. Step 3: Cross multiply
    123,806,000.20x = 185,268,101.10 × 107,807,657.80
  4. Step 4: Simplify right side
    123,806,000.20x = 19,973,320,044,644,604
  5. Step 5: Solve for x
    x = 19,973,320,044,644,604/123,806,000.20
  6. Step 6: Final answer
    x = 161,327,560.96

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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.