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Finding the Third Proportional to 157,492,210 and 246,560,499

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Solution

The third proportional to 157,492,210 and 246,560,499 is: 386,000,549.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,492,210 : 246,560,499 = 246,560,499 : x
  2. Step 2: Convert to fraction form
    157,492,210/246,560,499 = 246,560,499/x
  3. Step 3: Cross multiply
    157,492,210x = 246,560,499 × 246,560,499
  4. Step 4: Simplify right side
    157,492,210x = 60,792,079,667,129,000
  5. Step 5: Solve for x
    x = 60,792,079,667,129,000/157,492,210
  6. Step 6: Final answer
    x = 386,000,549.91

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.