Home / 649,950,815.30-896,856,456.06-363,858,007.52

Finding the Fourth Proportional to 649,950,815.30, 896,856,456.06 and 363,858,007.52

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Solution

The fourth proportional to 649,950,815.30, 896,856,456.06 and 363,858,007.52 is: 502,081,689.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,950,815.30 : 896,856,456.06 = 363,858,007.52 : x
  2. Step 2: Convert to fraction form
    649,950,815.30/896,856,456.06 = 363,858,007.52/x
  3. Step 3: Cross multiply
    649,950,815.30x = 896,856,456.06 × 363,858,007.52
  4. Step 4: Simplify right side
    649,950,815.30x = 326,328,403,133,440,000
  5. Step 5: Solve for x
    x = 326,328,403,133,440,000/649,950,815.30
  6. Step 6: Final answer
    x = 502,081,689.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.