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Finding the Third Proportional to 153,715,246 and 331,924,321

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Solution

The third proportional to 153,715,246 and 331,924,321 is: 716,739,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,715,246 : 331,924,321 = 331,924,321 : x
  2. Step 2: Convert to fraction form
    153,715,246/331,924,321 = 331,924,321/x
  3. Step 3: Cross multiply
    153,715,246x = 331,924,321 × 331,924,321
  4. Step 4: Simplify right side
    153,715,246x = 110,173,754,871,311,040
  5. Step 5: Solve for x
    x = 110,173,754,871,311,040/153,715,246
  6. Step 6: Final answer
    x = 716,739,280.83

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.