Home / 5,215,176,080.60-7,822,764,120.90-1,722,120,675.80

Finding the Fourth Proportional to 5,215,176,080.60, 7,822,764,120.90 and 1,722,120,675.80

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Solution

The fourth proportional to 5,215,176,080.60, 7,822,764,120.90 and 1,722,120,675.80 is: 2,583,181,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,176,080.60 : 7,822,764,120.90 = 1,722,120,675.80 : x
  2. Step 2: Convert to fraction form
    5,215,176,080.60/7,822,764,120.90 = 1,722,120,675.80/x
  3. Step 3: Cross multiply
    5,215,176,080.60x = 7,822,764,120.90 × 1,722,120,675.80
  4. Step 4: Simplify right side
    5,215,176,080.60x = 13,471,743,834,508,300,288
  5. Step 5: Solve for x
    x = 13,471,743,834,508,300,288/5,215,176,080.60
  6. Step 6: Final answer
    x = 2,583,181,013.70

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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.