Home / 1,377,010,082.40-2,062,728,205.20-857,846,997.60

Finding the Fourth Proportional to 1,377,010,082.40, 2,062,728,205.20 and 857,846,997.60

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Solution

The fourth proportional to 1,377,010,082.40, 2,062,728,205.20 and 857,846,997.60 is: 1,285,034,307.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,010,082.40 : 2,062,728,205.20 = 857,846,997.60 : x
  2. Step 2: Convert to fraction form
    1,377,010,082.40/2,062,728,205.20 = 857,846,997.60/x
  3. Step 3: Cross multiply
    1,377,010,082.40x = 2,062,728,205.20 × 857,846,997.60
  4. Step 4: Simplify right side
    1,377,010,082.40x = 1,769,505,197,695,656,704
  5. Step 5: Solve for x
    x = 1,769,505,197,695,656,704/1,377,010,082.40
  6. Step 6: Final answer
    x = 1,285,034,307.53

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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.