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Finding the Third Proportional to 64,635,444 and 138,228,840

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Solution

The third proportional to 64,635,444 and 138,228,840 is: 295,615,084.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,635,444 : 138,228,840 = 138,228,840 : x
  2. Step 2: Convert to fraction form
    64,635,444/138,228,840 = 138,228,840/x
  3. Step 3: Cross multiply
    64,635,444x = 138,228,840 × 138,228,840
  4. Step 4: Simplify right side
    64,635,444x = 19,107,212,207,745,600
  5. Step 5: Solve for x
    x = 19,107,212,207,745,600/64,635,444
  6. Step 6: Final answer
    x = 295,615,084.00

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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.