Home / 327,168,000.40-490,752,000.60-97,172,582.80

Finding the Fourth Proportional to 327,168,000.40, 490,752,000.60 and 97,172,582.80

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Solution

The fourth proportional to 327,168,000.40, 490,752,000.60 and 97,172,582.80 is: 145,758,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,168,000.40 : 490,752,000.60 = 97,172,582.80 : x
  2. Step 2: Convert to fraction form
    327,168,000.40/490,752,000.60 = 97,172,582.80/x
  3. Step 3: Cross multiply
    327,168,000.40x = 490,752,000.60 × 97,172,582.80
  4. Step 4: Simplify right side
    327,168,000.40x = 47,687,639,412,569,152
  5. Step 5: Solve for x
    x = 47,687,639,412,569,152/327,168,000.40
  6. Step 6: Final answer
    x = 145,758,874.20

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1.5x scale

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.