Home / 1,386,766,147.60-2,080,149,221.40-466,336,579.60

Finding the Fourth Proportional to 1,386,766,147.60, 2,080,149,221.40 and 466,336,579.60

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Solution

The fourth proportional to 1,386,766,147.60, 2,080,149,221.40 and 466,336,579.60 is: 699,504,869.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,766,147.60 : 2,080,149,221.40 = 466,336,579.60 : x
  2. Step 2: Convert to fraction form
    1,386,766,147.60/2,080,149,221.40 = 466,336,579.60/x
  3. Step 3: Cross multiply
    1,386,766,147.60x = 2,080,149,221.40 × 466,336,579.60
  4. Step 4: Simplify right side
    1,386,766,147.60x = 970,049,672,965,279,232
  5. Step 5: Solve for x
    x = 970,049,672,965,279,232/1,386,766,147.60
  6. Step 6: Final answer
    x = 699,504,869.40

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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.