Home / 479,352,000.20-661,499,228.14-267,662,100.65

Finding the Fourth Proportional to 479,352,000.20, 661,499,228.14 and 267,662,100.65

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Solution

The fourth proportional to 479,352,000.20, 661,499,228.14 and 267,662,100.65 is: 369,370,051.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,352,000.20 : 661,499,228.14 = 267,662,100.65 : x
  2. Step 2: Convert to fraction form
    479,352,000.20/661,499,228.14 = 267,662,100.65/x
  3. Step 3: Cross multiply
    479,352,000.20x = 661,499,228.14 × 267,662,100.65
  4. Step 4: Simplify right side
    479,352,000.20x = 177,058,272,978,329,376
  5. Step 5: Solve for x
    x = 177,058,272,978,329,376/479,352,000.20
  6. Step 6: Final answer
    x = 369,370,051.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.