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Finding the Third Proportional to 519,902,148 and 807,619,334

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Solution

The third proportional to 519,902,148 and 807,619,334 is: 1,254,561,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,902,148 : 807,619,334 = 807,619,334 : x
  2. Step 2: Convert to fraction form
    519,902,148/807,619,334 = 807,619,334/x
  3. Step 3: Cross multiply
    519,902,148x = 807,619,334 × 807,619,334
  4. Step 4: Simplify right side
    519,902,148x = 652,248,988,650,603,520
  5. Step 5: Solve for x
    x = 652,248,988,650,603,520/519,902,148
  6. Step 6: Final answer
    x = 1,254,561,057.61

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.