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Finding the Third Proportional to 134,515,556 and 279,766,818

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Solution

The third proportional to 134,515,556 and 279,766,818 is: 581,861,866.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,515,556 : 279,766,818 = 279,766,818 : x
  2. Step 2: Convert to fraction form
    134,515,556/279,766,818 = 279,766,818/x
  3. Step 3: Cross multiply
    134,515,556x = 279,766,818 × 279,766,818
  4. Step 4: Simplify right side
    134,515,556x = 78,269,472,453,845,120
  5. Step 5: Solve for x
    x = 78,269,472,453,845,120/134,515,556
  6. Step 6: Final answer
    x = 581,861,866.25

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.