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Finding the Third Proportional to 129,816,819 and 185,625,603

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Solution

The third proportional to 129,816,819 and 185,625,603 is: 265,426,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,816,819 : 185,625,603 = 185,625,603 : x
  2. Step 2: Convert to fraction form
    129,816,819/185,625,603 = 185,625,603/x
  3. Step 3: Cross multiply
    129,816,819x = 185,625,603 × 185,625,603
  4. Step 4: Simplify right side
    129,816,819x = 34,456,864,489,113,608
  5. Step 5: Solve for x
    x = 34,456,864,489,113,608/129,816,819
  6. Step 6: Final answer
    x = 265,426,812.60

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.