Home / 2,115,151,041.60-3,170,711,023.20-1,648,553,716.80

Finding the Fourth Proportional to 2,115,151,041.60, 3,170,711,023.20 and 1,648,553,716.80

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Solution

The fourth proportional to 2,115,151,041.60, 3,170,711,023.20 and 1,648,553,716.80 is: 2,471,259,659.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,151,041.60 : 3,170,711,023.20 = 1,648,553,716.80 : x
  2. Step 2: Convert to fraction form
    2,115,151,041.60/3,170,711,023.20 = 1,648,553,716.80/x
  3. Step 3: Cross multiply
    2,115,151,041.60x = 3,170,711,023.20 × 1,648,553,716.80
  4. Step 4: Simplify right side
    2,115,151,041.60x = 5,227,087,442,195,090,432
  5. Step 5: Solve for x
    x = 5,227,087,442,195,090,432/2,115,151,041.60
  6. Step 6: Final answer
    x = 2,471,259,659.19

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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.