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Finding the Fourth Proportional to 801,203,062.60, 1,201,804,593.90 and 801,203,062.60

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Solution

The fourth proportional to 801,203,062.60, 1,201,804,593.90 and 801,203,062.60 is: 1,201,804,593.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,203,062.60 : 1,201,804,593.90 = 801,203,062.60 : x
  2. Step 2: Convert to fraction form
    801,203,062.60/1,201,804,593.90 = 801,203,062.60/x
  3. Step 3: Cross multiply
    801,203,062.60x = 1,201,804,593.90 × 801,203,062.60
  4. Step 4: Simplify right side
    801,203,062.60x = 962,889,521,279,429,376
  5. Step 5: Solve for x
    x = 962,889,521,279,429,376/801,203,062.60
  6. Step 6: Final answer
    x = 1,201,804,593.90

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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.