Home / 404,287,516.20-606,431,274.30-361,205,365.80

Finding the Fourth Proportional to 404,287,516.20, 606,431,274.30 and 361,205,365.80

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Solution

The fourth proportional to 404,287,516.20, 606,431,274.30 and 361,205,365.80 is: 541,808,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,287,516.20 : 606,431,274.30 = 361,205,365.80 : x
  2. Step 2: Convert to fraction form
    404,287,516.20/606,431,274.30 = 361,205,365.80/x
  3. Step 3: Cross multiply
    404,287,516.20x = 606,431,274.30 × 361,205,365.80
  4. Step 4: Simplify right side
    404,287,516.20x = 219,046,230,266,091,616
  5. Step 5: Solve for x
    x = 219,046,230,266,091,616/404,287,516.20
  6. Step 6: Final answer
    x = 541,808,048.70

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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.