Home / 80,851,998.30-121,277,997.45-23,350,082.10

Finding the Fourth Proportional to 80,851,998.30, 121,277,997.45 and 23,350,082.10

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Solution

The fourth proportional to 80,851,998.30, 121,277,997.45 and 23,350,082.10 is: 35,025,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,851,998.30 : 121,277,997.45 = 23,350,082.10 : x
  2. Step 2: Convert to fraction form
    80,851,998.30/121,277,997.45 = 23,350,082.10/x
  3. Step 3: Cross multiply
    80,851,998.30x = 121,277,997.45 × 23,350,082.10
  4. Step 4: Simplify right side
    80,851,998.30x = 2,831,851,197,381,091
  5. Step 5: Solve for x
    x = 2,831,851,197,381,091/80,851,998.30
  6. Step 6: Final answer
    x = 35,025,123.15

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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.