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Finding the Third Proportional to 63,679,316 and 136,440,182

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Solution

The third proportional to 63,679,316 and 136,440,182 is: 292,338,618.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,679,316 : 136,440,182 = 136,440,182 : x
  2. Step 2: Convert to fraction form
    63,679,316/136,440,182 = 136,440,182/x
  3. Step 3: Cross multiply
    63,679,316x = 136,440,182 × 136,440,182
  4. Step 4: Simplify right side
    63,679,316x = 18,615,923,264,193,124
  5. Step 5: Solve for x
    x = 18,615,923,264,193,124/63,679,316
  6. Step 6: Final answer
    x = 292,338,618.46

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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.