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Finding the Third Proportional to 63,739,050 and 140,876,220

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Solution

The third proportional to 63,739,050 and 140,876,220 is: 311,365,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,739,050 : 140,876,220 = 140,876,220 : x
  2. Step 2: Convert to fraction form
    63,739,050/140,876,220 = 140,876,220/x
  3. Step 3: Cross multiply
    63,739,050x = 140,876,220 × 140,876,220
  4. Step 4: Simplify right side
    63,739,050x = 19,846,109,361,488,400
  5. Step 5: Solve for x
    x = 19,846,109,361,488,400/63,739,050
  6. Step 6: Final answer
    x = 311,365,000.91

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.