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Finding the Third Proportional to 63,261,613.50 and 138,122,931

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Solution

The third proportional to 63,261,613.50 and 138,122,931 is: 301,572,201.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,261,613.50 : 138,122,931 = 138,122,931 : x
  2. Step 2: Convert to fraction form
    63,261,613.50/138,122,931 = 138,122,931/x
  3. Step 3: Cross multiply
    63,261,613.50x = 138,122,931 × 138,122,931
  4. Step 4: Simplify right side
    63,261,613.50x = 19,077,944,068,030,760
  5. Step 5: Solve for x
    x = 19,077,944,068,030,760/63,261,613.50
  6. Step 6: Final answer
    x = 301,572,201.73

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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.