Home / 58,099,445.80-87,149,168.70-53,720,002.60

Finding the Fourth Proportional to 58,099,445.80, 87,149,168.70 and 53,720,002.60

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Solution

The fourth proportional to 58,099,445.80, 87,149,168.70 and 53,720,002.60 is: 80,580,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,099,445.80 : 87,149,168.70 = 53,720,002.60 : x
  2. Step 2: Convert to fraction form
    58,099,445.80/87,149,168.70 = 53,720,002.60/x
  3. Step 3: Cross multiply
    58,099,445.80x = 87,149,168.70 × 53,720,002.60
  4. Step 4: Simplify right side
    58,099,445.80x = 4,681,653,569,151,839
  5. Step 5: Solve for x
    x = 4,681,653,569,151,839/58,099,445.80
  6. Step 6: Final answer
    x = 80,580,003.90

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Double scale
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Similar ratio
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1.5x scale

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.