Home / 327,103,617.60-490,655,426.40-235,270,612.80

Finding the Fourth Proportional to 327,103,617.60, 490,655,426.40 and 235,270,612.80

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Solution

The fourth proportional to 327,103,617.60, 490,655,426.40 and 235,270,612.80 is: 352,905,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,103,617.60 : 490,655,426.40 = 235,270,612.80 : x
  2. Step 2: Convert to fraction form
    327,103,617.60/490,655,426.40 = 235,270,612.80/x
  3. Step 3: Cross multiply
    327,103,617.60x = 490,655,426.40 × 235,270,612.80
  4. Step 4: Simplify right side
    327,103,617.60x = 115,436,802,842,773,296
  5. Step 5: Solve for x
    x = 115,436,802,842,773,296/327,103,617.60
  6. Step 6: Final answer
    x = 352,905,919.20

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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.