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Finding the Third Proportional to 155,433,478 and 335,079,508

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Solution

The third proportional to 155,433,478 and 335,079,508 is: 722,355,815.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,433,478 : 335,079,508 = 335,079,508 : x
  2. Step 2: Convert to fraction form
    155,433,478/335,079,508 = 335,079,508/x
  3. Step 3: Cross multiply
    155,433,478x = 335,079,508 × 335,079,508
  4. Step 4: Simplify right side
    155,433,478x = 112,278,276,681,522,064
  5. Step 5: Solve for x
    x = 112,278,276,681,522,064/155,433,478
  6. Step 6: Final answer
    x = 722,355,815.02

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.