Home / 80,744,469.60-121,116,704.40-37,697,748.60

Finding the Fourth Proportional to 80,744,469.60, 121,116,704.40 and 37,697,748.60

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Solution

The fourth proportional to 80,744,469.60, 121,116,704.40 and 37,697,748.60 is: 56,546,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,744,469.60 : 121,116,704.40 = 37,697,748.60 : x
  2. Step 2: Convert to fraction form
    80,744,469.60/121,116,704.40 = 37,697,748.60/x
  3. Step 3: Cross multiply
    80,744,469.60x = 121,116,704.40 × 37,697,748.60
  4. Step 4: Simplify right side
    80,744,469.60x = 4,565,827,073,731,714
  5. Step 5: Solve for x
    x = 4,565,827,073,731,714/80,744,469.60
  6. Step 6: Final answer
    x = 56,546,622.90

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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.