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Finding the Third Proportional to 125,799,816 and 269,087,988

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Solution

The third proportional to 125,799,816 and 269,087,988 is: 575,583,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,799,816 : 269,087,988 = 269,087,988 : x
  2. Step 2: Convert to fraction form
    125,799,816/269,087,988 = 269,087,988/x
  3. Step 3: Cross multiply
    125,799,816x = 269,087,988 × 269,087,988
  4. Step 4: Simplify right side
    125,799,816x = 72,408,345,285,888,144
  5. Step 5: Solve for x
    x = 72,408,345,285,888,144/125,799,816
  6. Step 6: Final answer
    x = 575,583,872.76

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.