Home / 99,853,194.60-149,779,791.90-82,534,487.40

Finding the Fourth Proportional to 99,853,194.60, 149,779,791.90 and 82,534,487.40

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Solution

The fourth proportional to 99,853,194.60, 149,779,791.90 and 82,534,487.40 is: 123,801,731.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,853,194.60 : 149,779,791.90 = 82,534,487.40 : x
  2. Step 2: Convert to fraction form
    99,853,194.60/149,779,791.90 = 82,534,487.40/x
  3. Step 3: Cross multiply
    99,853,194.60x = 149,779,791.90 × 82,534,487.40
  4. Step 4: Simplify right side
    99,853,194.60x = 12,361,998,347,345,174
  5. Step 5: Solve for x
    x = 12,361,998,347,345,174/99,853,194.60
  6. Step 6: Final answer
    x = 123,801,731.10

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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.