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Finding the Third Proportional to 63,646,712 and 138,952,024

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Solution

The third proportional to 63,646,712 and 138,952,024 is: 303,356,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,646,712 : 138,952,024 = 138,952,024 : x
  2. Step 2: Convert to fraction form
    63,646,712/138,952,024 = 138,952,024/x
  3. Step 3: Cross multiply
    63,646,712x = 138,952,024 × 138,952,024
  4. Step 4: Simplify right side
    63,646,712x = 19,307,664,973,696,576
  5. Step 5: Solve for x
    x = 19,307,664,973,696,576/63,646,712
  6. Step 6: Final answer
    x = 303,356,832.85

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.