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Finding the Third Proportional to 76,813,773 and 112,304,421

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Solution

The third proportional to 76,813,773 and 112,304,421 is: 164,192,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,813,773 : 112,304,421 = 112,304,421 : x
  2. Step 2: Convert to fraction form
    76,813,773/112,304,421 = 112,304,421/x
  3. Step 3: Cross multiply
    76,813,773x = 112,304,421 × 112,304,421
  4. Step 4: Simplify right side
    76,813,773x = 12,612,282,976,145,240
  5. Step 5: Solve for x
    x = 12,612,282,976,145,240/76,813,773
  6. Step 6: Final answer
    x = 164,192,988.88

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.