Home / 80,619,146,715.92-120,924,200,055-24,721,480,833.68

Finding the Fourth Proportional to 80,619,146,715.92, 120,924,200,055 and 24,721,480,833.68

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Solution

The fourth proportional to 80,619,146,715.92, 120,924,200,055 and 24,721,480,833.68 is: 37,080,835,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,619,146,715.92 : 120,924,200,055 = 24,721,480,833.68 : x
  2. Step 2: Convert to fraction form
    80,619,146,715.92/120,924,200,055 = 24,721,480,833.68/x
  3. Step 3: Cross multiply
    80,619,146,715.92x = 120,924,200,055 × 24,721,480,833.68
  4. Step 4: Simplify right side
    80,619,146,715.92x = 2,989,425,293,987,768,434,688
  5. Step 5: Solve for x
    x = 2,989,425,293,987,768,434,688/80,619,146,715.92
  6. Step 6: Final answer
    x = 37,080,835,208.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.