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Finding the Third Proportional to 650,697,179 and 991,292,439

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Solution

The third proportional to 650,697,179 and 991,292,439 is: 1,510,165,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,697,179 : 991,292,439 = 991,292,439 : x
  2. Step 2: Convert to fraction form
    650,697,179/991,292,439 = 991,292,439/x
  3. Step 3: Cross multiply
    650,697,179x = 991,292,439 × 991,292,439
  4. Step 4: Simplify right side
    650,697,179x = 982,660,699,618,568,704
  5. Step 5: Solve for x
    x = 982,660,699,618,568,704/650,697,179
  6. Step 6: Final answer
    x = 1,510,165,913.32

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.