Home / 82,261,337.60-123,392,006.40-41,950,553.60

Finding the Fourth Proportional to 82,261,337.60, 123,392,006.40 and 41,950,553.60

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Solution

The fourth proportional to 82,261,337.60, 123,392,006.40 and 41,950,553.60 is: 62,925,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,261,337.60 : 123,392,006.40 = 41,950,553.60 : x
  2. Step 2: Convert to fraction form
    82,261,337.60/123,392,006.40 = 41,950,553.60/x
  3. Step 3: Cross multiply
    82,261,337.60x = 123,392,006.40 × 41,950,553.60
  4. Step 4: Simplify right side
    82,261,337.60x = 5,176,362,978,294,743
  5. Step 5: Solve for x
    x = 5,176,362,978,294,743/82,261,337.60
  6. Step 6: Final answer
    x = 62,925,830.40

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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.