Home / 123,545,570.40-185,318,355.60-32,678,344.80

Finding the Fourth Proportional to 123,545,570.40, 185,318,355.60 and 32,678,344.80

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Solution

The fourth proportional to 123,545,570.40, 185,318,355.60 and 32,678,344.80 is: 49,017,517.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,545,570.40 : 185,318,355.60 = 32,678,344.80 : x
  2. Step 2: Convert to fraction form
    123,545,570.40/185,318,355.60 = 32,678,344.80/x
  3. Step 3: Cross multiply
    123,545,570.40x = 185,318,355.60 × 32,678,344.80
  4. Step 4: Simplify right side
    123,545,570.40x = 6,055,897,122,065,811
  5. Step 5: Solve for x
    x = 6,055,897,122,065,811/123,545,570.40
  6. Step 6: Final answer
    x = 49,017,517.20

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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.