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Finding the Third Proportional to 79,842,729 and 173,237,226

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Solution

The third proportional to 79,842,729 and 173,237,226 is: 375,878,140.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,842,729 : 173,237,226 = 173,237,226 : x
  2. Step 2: Convert to fraction form
    79,842,729/173,237,226 = 173,237,226/x
  3. Step 3: Cross multiply
    79,842,729x = 173,237,226 × 173,237,226
  4. Step 4: Simplify right side
    79,842,729x = 30,011,136,472,175,076
  5. Step 5: Solve for x
    x = 30,011,136,472,175,076/79,842,729
  6. Step 6: Final answer
    x = 375,878,140.04

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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.