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Finding the Third Proportional to 63,952,411 and 140,656,491

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Solution

The third proportional to 63,952,411 and 140,656,491 is: 309,358,914.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,952,411 : 140,656,491 = 140,656,491 : x
  2. Step 2: Convert to fraction form
    63,952,411/140,656,491 = 140,656,491/x
  3. Step 3: Cross multiply
    63,952,411x = 140,656,491 × 140,656,491
  4. Step 4: Simplify right side
    63,952,411x = 19,784,248,460,433,080
  5. Step 5: Solve for x
    x = 19,784,248,460,433,080/63,952,411
  6. Step 6: Final answer
    x = 309,358,914.72

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.