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Finding the Third Proportional to 10,235,555,550 and 15,725,799,849

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Solution

The third proportional to 10,235,555,550 and 15,725,799,849 is: 24,160,953,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235,555,550 : 15,725,799,849 = 15,725,799,849 : x
  2. Step 2: Convert to fraction form
    10,235,555,550/15,725,799,849 = 15,725,799,849/x
  3. Step 3: Cross multiply
    10,235,555,550x = 15,725,799,849 × 15,725,799,849
  4. Step 4: Simplify right side
    10,235,555,550x = 247,300,780,890,808,418,304
  5. Step 5: Solve for x
    x = 247,300,780,890,808,418,304/10,235,555,550
  6. Step 6: Final answer
    x = 24,160,953,421.90

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.