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Finding the Third Proportional to 148,702,981 and 322,110,314

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Solution

The third proportional to 148,702,981 and 322,110,314 is: 697,733,520.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,702,981 : 322,110,314 = 322,110,314 : x
  2. Step 2: Convert to fraction form
    148,702,981/322,110,314 = 322,110,314/x
  3. Step 3: Cross multiply
    148,702,981x = 322,110,314 × 322,110,314
  4. Step 4: Simplify right side
    148,702,981x = 103,755,054,385,178,592
  5. Step 5: Solve for x
    x = 103,755,054,385,178,592/148,702,981
  6. Step 6: Final answer
    x = 697,733,520.12

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.