Home / 80,892,717.60-121,339,076.40-32,378,059.20

Finding the Fourth Proportional to 80,892,717.60, 121,339,076.40 and 32,378,059.20

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Solution

The fourth proportional to 80,892,717.60, 121,339,076.40 and 32,378,059.20 is: 48,567,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,892,717.60 : 121,339,076.40 = 32,378,059.20 : x
  2. Step 2: Convert to fraction form
    80,892,717.60/121,339,076.40 = 32,378,059.20/x
  3. Step 3: Cross multiply
    80,892,717.60x = 121,339,076.40 × 32,378,059.20
  4. Step 4: Simplify right side
    80,892,717.60x = 3,928,723,798,952,523
  5. Step 5: Solve for x
    x = 3,928,723,798,952,523/80,892,717.60
  6. Step 6: Final answer
    x = 48,567,088.80

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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.