Home / 81,648,004.60-122,472,006.90-33,149,092.60

Finding the Fourth Proportional to 81,648,004.60, 122,472,006.90 and 33,149,092.60

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Solution

The fourth proportional to 81,648,004.60, 122,472,006.90 and 33,149,092.60 is: 49,723,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,648,004.60 : 122,472,006.90 = 33,149,092.60 : x
  2. Step 2: Convert to fraction form
    81,648,004.60/122,472,006.90 = 33,149,092.60/x
  3. Step 3: Cross multiply
    81,648,004.60x = 122,472,006.90 × 33,149,092.60
  4. Step 4: Simplify right side
    81,648,004.60x = 4,059,835,897,635,939.50
  5. Step 5: Solve for x
    x = 4,059,835,897,635,939.50/81,648,004.60
  6. Step 6: Final answer
    x = 49,723,638.90

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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.