Home / 439,195,429.41-658,797,868.76-132,490,200.93

Finding the Fourth Proportional to 439,195,429.41, 658,797,868.76 and 132,490,200.93

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Solution

The fourth proportional to 439,195,429.41, 658,797,868.76 and 132,490,200.93 is: 198,736,726.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,195,429.41 : 658,797,868.76 = 132,490,200.93 : x
  2. Step 2: Convert to fraction form
    439,195,429.41/658,797,868.76 = 132,490,200.93/x
  3. Step 3: Cross multiply
    439,195,429.41x = 658,797,868.76 × 132,490,200.93
  4. Step 4: Simplify right side
    439,195,429.41x = 87,284,262,004,268,176
  5. Step 5: Solve for x
    x = 87,284,262,004,268,176/439,195,429.41
  6. Step 6: Final answer
    x = 198,736,726.66

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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.