Home / 140,480,799,262.42-193,858,487,024.76-79,511,857,456.62

Finding the Fourth Proportional to 140,480,799,262.42, 193,858,487,024.76 and 79,511,857,456.62

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Solution

The fourth proportional to 140,480,799,262.42, 193,858,487,024.76 and 79,511,857,456.62 is: 109,723,524,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,480,799,262.42 : 193,858,487,024.76 = 79,511,857,456.62 : x
  2. Step 2: Convert to fraction form
    140,480,799,262.42/193,858,487,024.76 = 79,511,857,456.62/x
  3. Step 3: Cross multiply
    140,480,799,262.42x = 193,858,487,024.76 × 79,511,857,456.62
  4. Step 4: Simplify right side
    140,480,799,262.42x = 15,414,048,387,068,734,734,336
  5. Step 5: Solve for x
    x = 15,414,048,387,068,734,734,336/140,480,799,262.42
  6. Step 6: Final answer
    x = 109,723,524,268.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.