Home / 327,168,002.40-490,752,003.60-97,172,584.80

Finding the Fourth Proportional to 327,168,002.40, 490,752,003.60 and 97,172,584.80

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Solution

The fourth proportional to 327,168,002.40, 490,752,003.60 and 97,172,584.80 is: 145,758,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,168,002.40 : 490,752,003.60 = 97,172,584.80 : x
  2. Step 2: Convert to fraction form
    327,168,002.40/490,752,003.60 = 97,172,584.80/x
  3. Step 3: Cross multiply
    327,168,002.40x = 490,752,003.60 × 97,172,584.80
  4. Step 4: Simplify right side
    327,168,002.40x = 47,687,640,685,590,904
  5. Step 5: Solve for x
    x = 47,687,640,685,590,904/327,168,002.40
  6. Step 6: Final answer
    x = 145,758,877.20

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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.