Home / 66,356,761.60-99,520,204.80-23,806,489.60

Finding the Fourth Proportional to 66,356,761.60, 99,520,204.80 and 23,806,489.60

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Solution

The fourth proportional to 66,356,761.60, 99,520,204.80 and 23,806,489.60 is: 35,704,375.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,356,761.60 : 99,520,204.80 = 23,806,489.60 : x
  2. Step 2: Convert to fraction form
    66,356,761.60/99,520,204.80 = 23,806,489.60/x
  3. Step 3: Cross multiply
    66,356,761.60x = 99,520,204.80 × 23,806,489.60
  4. Step 4: Simplify right side
    66,356,761.60x = 2,369,226,720,561,070
  5. Step 5: Solve for x
    x = 2,369,226,720,561,070/66,356,761.60
  6. Step 6: Final answer
    x = 35,704,375.31

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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.