Home / 727,722,719.20-1,091,584,078.80-598,582,556.20

Finding the Fourth Proportional to 727,722,719.20, 1,091,584,078.80 and 598,582,556.20

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Solution

The fourth proportional to 727,722,719.20, 1,091,584,078.80 and 598,582,556.20 is: 897,873,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,722,719.20 : 1,091,584,078.80 = 598,582,556.20 : x
  2. Step 2: Convert to fraction form
    727,722,719.20/1,091,584,078.80 = 598,582,556.20/x
  3. Step 3: Cross multiply
    727,722,719.20x = 1,091,584,078.80 × 598,582,556.20
  4. Step 4: Simplify right side
    727,722,719.20x = 653,403,188,195,326,208
  5. Step 5: Solve for x
    x = 653,403,188,195,326,208/727,722,719.20
  6. Step 6: Final answer
    x = 897,873,834.30

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1.5x scale

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.