Home / 598,882,147.60-898,323,221.40-511,206,192.40

Finding the Fourth Proportional to 598,882,147.60, 898,323,221.40 and 511,206,192.40

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Solution

The fourth proportional to 598,882,147.60, 898,323,221.40 and 511,206,192.40 is: 766,809,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,882,147.60 : 898,323,221.40 = 511,206,192.40 : x
  2. Step 2: Convert to fraction form
    598,882,147.60/898,323,221.40 = 511,206,192.40/x
  3. Step 3: Cross multiply
    598,882,147.60x = 898,323,221.40 × 511,206,192.40
  4. Step 4: Simplify right side
    598,882,147.60x = 459,228,393,556,396,160
  5. Step 5: Solve for x
    x = 459,228,393,556,396,160/598,882,147.60
  6. Step 6: Final answer
    x = 766,809,288.60

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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.