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Finding the Third Proportional to 155,852,466 and 338,832,669

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Solution

The third proportional to 155,852,466 and 338,832,669 is: 736,642,675.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,852,466 : 338,832,669 = 338,832,669 : x
  2. Step 2: Convert to fraction form
    155,852,466/338,832,669 = 338,832,669/x
  3. Step 3: Cross multiply
    155,852,466x = 338,832,669 × 338,832,669
  4. Step 4: Simplify right side
    155,852,466x = 114,807,577,581,663,568
  5. Step 5: Solve for x
    x = 114,807,577,581,663,568/155,852,466
  6. Step 6: Final answer
    x = 736,642,675.78

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.