Home / 442,368,005.20-663,552,007.80-404,744,606.80

Finding the Fourth Proportional to 442,368,005.20, 663,552,007.80 and 404,744,606.80

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Solution

The fourth proportional to 442,368,005.20, 663,552,007.80 and 404,744,606.80 is: 607,116,910.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,368,005.20 : 663,552,007.80 = 404,744,606.80 : x
  2. Step 2: Convert to fraction form
    442,368,005.20/663,552,007.80 = 404,744,606.80/x
  3. Step 3: Cross multiply
    442,368,005.20x = 663,552,007.80 × 404,744,606.80
  4. Step 4: Simplify right side
    442,368,005.20x = 268,569,096,488,361,536
  5. Step 5: Solve for x
    x = 268,569,096,488,361,536/442,368,005.20
  6. Step 6: Final answer
    x = 607,116,910.20

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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.