Home / 55,331,451.60-82,997,177.40-53,737,128.60

Finding the Fourth Proportional to 55,331,451.60, 82,997,177.40 and 53,737,128.60

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Solution

The fourth proportional to 55,331,451.60, 82,997,177.40 and 53,737,128.60 is: 80,605,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,331,451.60 : 82,997,177.40 = 53,737,128.60 : x
  2. Step 2: Convert to fraction form
    55,331,451.60/82,997,177.40 = 53,737,128.60/x
  3. Step 3: Cross multiply
    55,331,451.60x = 82,997,177.40 × 53,737,128.60
  4. Step 4: Simplify right side
    55,331,451.60x = 4,460,029,995,380,814
  5. Step 5: Solve for x
    x = 4,460,029,995,380,814/55,331,451.60
  6. Step 6: Final answer
    x = 80,605,692.90

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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.