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Finding the Third Proportional to 154,615,328 and 331,363,360

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Solution

The third proportional to 154,615,328 and 331,363,360 is: 710,160,355.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,615,328 : 331,363,360 = 331,363,360 : x
  2. Step 2: Convert to fraction form
    154,615,328/331,363,360 = 331,363,360/x
  3. Step 3: Cross multiply
    154,615,328x = 331,363,360 × 331,363,360
  4. Step 4: Simplify right side
    154,615,328x = 109,801,676,350,489,600
  5. Step 5: Solve for x
    x = 109,801,676,350,489,600/154,615,328
  6. Step 6: Final answer
    x = 710,160,355.84

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.