Home / 218,313,263.20-327,249,445.20-108,970,261.60

Finding the Fourth Proportional to 218,313,263.20, 327,249,445.20 and 108,970,261.60

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Solution

The fourth proportional to 218,313,263.20, 327,249,445.20 and 108,970,261.60 is: 163,345,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,313,263.20 : 327,249,445.20 = 108,970,261.60 : x
  2. Step 2: Convert to fraction form
    218,313,263.20/327,249,445.20 = 108,970,261.60/x
  3. Step 3: Cross multiply
    218,313,263.20x = 327,249,445.20 × 108,970,261.60
  4. Step 4: Simplify right side
    218,313,263.20x = 35,660,457,651,898,860
  5. Step 5: Solve for x
    x = 35,660,457,651,898,860/218,313,263.20
  6. Step 6: Final answer
    x = 163,345,355.79

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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.