Home / 327,168,001.40-490,752,002.10-97,172,583.80

Finding the Fourth Proportional to 327,168,001.40, 490,752,002.10 and 97,172,583.80

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Solution

The fourth proportional to 327,168,001.40, 490,752,002.10 and 97,172,583.80 is: 145,758,875.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,168,001.40 : 490,752,002.10 = 97,172,583.80 : x
  2. Step 2: Convert to fraction form
    327,168,001.40/490,752,002.10 = 97,172,583.80/x
  3. Step 3: Cross multiply
    327,168,001.40x = 490,752,002.10 × 97,172,583.80
  4. Step 4: Simplify right side
    327,168,001.40x = 47,687,640,049,080,024
  5. Step 5: Solve for x
    x = 47,687,640,049,080,024/327,168,001.40
  6. Step 6: Final answer
    x = 145,758,875.70

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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.