Home / 141,534,753.36-195,324,244.20-79,659,099.60

Finding the Fourth Proportional to 141,534,753.36, 195,324,244.20 and 79,659,099.60

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Solution

The fourth proportional to 141,534,753.36, 195,324,244.20 and 79,659,099.60 is: 109,933,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,534,753.36 : 195,324,244.20 = 79,659,099.60 : x
  2. Step 2: Convert to fraction form
    141,534,753.36/195,324,244.20 = 79,659,099.60/x
  3. Step 3: Cross multiply
    141,534,753.36x = 195,324,244.20 × 79,659,099.60
  4. Step 4: Simplify right side
    141,534,753.36x = 15,559,353,423,022,520
  5. Step 5: Solve for x
    x = 15,559,353,423,022,520/141,534,753.36
  6. Step 6: Final answer
    x = 109,933,094.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.