Home / 442,368,277.73-663,660,452.70-147,262,827.47

Finding the Fourth Proportional to 442,368,277.73, 663,660,452.70 and 147,262,827.47

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Solution

The fourth proportional to 442,368,277.73, 663,660,452.70 and 147,262,827.47 is: 220,930,206.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,368,277.73 : 663,660,452.70 = 147,262,827.47 : x
  2. Step 2: Convert to fraction form
    442,368,277.73/663,660,452.70 = 147,262,827.47/x
  3. Step 3: Cross multiply
    442,368,277.73x = 663,660,452.70 × 147,262,827.47
  4. Step 4: Simplify right side
    442,368,277.73x = 97,732,514,741,303,904
  5. Step 5: Solve for x
    x = 97,732,514,741,303,904/442,368,277.73
  6. Step 6: Final answer
    x = 220,930,206.04

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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.