Home / 299,386,409.20-449,079,613.80-169,944,002.80

Finding the Fourth Proportional to 299,386,409.20, 449,079,613.80 and 169,944,002.80

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Solution

The fourth proportional to 299,386,409.20, 449,079,613.80 and 169,944,002.80 is: 254,916,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,386,409.20 : 449,079,613.80 = 169,944,002.80 : x
  2. Step 2: Convert to fraction form
    299,386,409.20/449,079,613.80 = 169,944,002.80/x
  3. Step 3: Cross multiply
    299,386,409.20x = 449,079,613.80 × 169,944,002.80
  4. Step 4: Simplify right side
    299,386,409.20x = 76,318,387,145,050,128
  5. Step 5: Solve for x
    x = 76,318,387,145,050,128/299,386,409.20
  6. Step 6: Final answer
    x = 254,916,004.20

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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.