Home / 327,549,726.40-491,324,589.60-155,362,842.40

Finding the Fourth Proportional to 327,549,726.40, 491,324,589.60 and 155,362,842.40

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Solution

The fourth proportional to 327,549,726.40, 491,324,589.60 and 155,362,842.40 is: 233,044,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,549,726.40 : 491,324,589.60 = 155,362,842.40 : x
  2. Step 2: Convert to fraction form
    327,549,726.40/491,324,589.60 = 155,362,842.40/x
  3. Step 3: Cross multiply
    327,549,726.40x = 491,324,589.60 × 155,362,842.40
  4. Step 4: Simplify right side
    327,549,726.40x = 76,333,584,781,269,488
  5. Step 5: Solve for x
    x = 76,333,584,781,269,488/327,549,726.40
  6. Step 6: Final answer
    x = 233,044,263.60

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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.