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Finding the Third Proportional to 141,236,420 and 299,273,860

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Solution

The third proportional to 141,236,420 and 299,273,860 is: 634,148,354.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,236,420 : 299,273,860 = 299,273,860 : x
  2. Step 2: Convert to fraction form
    141,236,420/299,273,860 = 299,273,860/x
  3. Step 3: Cross multiply
    141,236,420x = 299,273,860 × 299,273,860
  4. Step 4: Simplify right side
    141,236,420x = 89,564,843,279,299,600
  5. Step 5: Solve for x
    x = 89,564,843,279,299,600/141,236,420
  6. Step 6: Final answer
    x = 634,148,354.08

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.