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Finding the Third Proportional to 63,739,047 and 140,876,214

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Solution

The third proportional to 63,739,047 and 140,876,214 is: 311,364,989.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,739,047 : 140,876,214 = 140,876,214 : x
  2. Step 2: Convert to fraction form
    63,739,047/140,876,214 = 140,876,214/x
  3. Step 3: Cross multiply
    63,739,047x = 140,876,214 × 140,876,214
  4. Step 4: Simplify right side
    63,739,047x = 19,846,107,670,973,796
  5. Step 5: Solve for x
    x = 19,846,107,670,973,796/63,739,047
  6. Step 6: Final answer
    x = 311,364,989.05

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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.