Home / 442,368,001.70-663,552,002.55-404,744,603.30

Finding the Fourth Proportional to 442,368,001.70, 663,552,002.55 and 404,744,603.30

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Solution

The fourth proportional to 442,368,001.70, 663,552,002.55 and 404,744,603.30 is: 607,116,904.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,368,001.70 : 663,552,002.55 = 404,744,603.30 : x
  2. Step 2: Convert to fraction form
    442,368,001.70/663,552,002.55 = 404,744,603.30/x
  3. Step 3: Cross multiply
    442,368,001.70x = 663,552,002.55 × 404,744,603.30
  4. Step 4: Simplify right side
    442,368,001.70x = 268,569,092,041,020,320
  5. Step 5: Solve for x
    x = 268,569,092,041,020,320/442,368,001.70
  6. Step 6: Final answer
    x = 607,116,904.95

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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.