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Finding the Third Proportional to 55,361,262 and 129,348,894

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Solution

The third proportional to 55,361,262 and 129,348,894 is: 302,217,394.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,361,262 : 129,348,894 = 129,348,894 : x
  2. Step 2: Convert to fraction form
    55,361,262/129,348,894 = 129,348,894/x
  3. Step 3: Cross multiply
    55,361,262x = 129,348,894 × 129,348,894
  4. Step 4: Simplify right side
    55,361,262x = 16,731,136,379,023,236
  5. Step 5: Solve for x
    x = 16,731,136,379,023,236/55,361,262
  6. Step 6: Final answer
    x = 302,217,394.88

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.