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Finding the Third Proportional to 65,228,344 and 139,793,920

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Solution

The third proportional to 65,228,344 and 139,793,920 is: 299,598,899.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,228,344 : 139,793,920 = 139,793,920 : x
  2. Step 2: Convert to fraction form
    65,228,344/139,793,920 = 139,793,920/x
  3. Step 3: Cross multiply
    65,228,344x = 139,793,920 × 139,793,920
  4. Step 4: Simplify right side
    65,228,344x = 19,542,340,068,966,400
  5. Step 5: Solve for x
    x = 19,542,340,068,966,400/65,228,344
  6. Step 6: Final answer
    x = 299,598,899.35

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.