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Finding the Third Proportional to 71,910,704 and 158,480,344

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Solution

The third proportional to 71,910,704 and 158,480,344 is: 349,266,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,910,704 : 158,480,344 = 158,480,344 : x
  2. Step 2: Convert to fraction form
    71,910,704/158,480,344 = 158,480,344/x
  3. Step 3: Cross multiply
    71,910,704x = 158,480,344 × 158,480,344
  4. Step 4: Simplify right side
    71,910,704x = 25,116,019,434,358,336
  5. Step 5: Solve for x
    x = 25,116,019,434,358,336/71,910,704
  6. Step 6: Final answer
    x = 349,266,771.67

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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.