Home / 442,368,005.70-663,552,008.55-404,744,607.30

Finding the Fourth Proportional to 442,368,005.70, 663,552,008.55 and 404,744,607.30

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Solution

The fourth proportional to 442,368,005.70, 663,552,008.55 and 404,744,607.30 is: 607,116,910.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,368,005.70 : 663,552,008.55 = 404,744,607.30 : x
  2. Step 2: Convert to fraction form
    442,368,005.70/663,552,008.55 = 404,744,607.30/x
  3. Step 3: Cross multiply
    442,368,005.70x = 663,552,008.55 × 404,744,607.30
  4. Step 4: Simplify right side
    442,368,005.70x = 268,569,097,123,695,968
  5. Step 5: Solve for x
    x = 268,569,097,123,695,968/442,368,005.70
  6. Step 6: Final answer
    x = 607,116,910.95

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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.