Home / 649,950,626.33-896,856,195.69-363,857,818.55

Finding the Fourth Proportional to 649,950,626.33, 896,856,195.69 and 363,857,818.55

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Solution

The fourth proportional to 649,950,626.33, 896,856,195.69 and 363,857,818.55 is: 502,081,428.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,950,626.33 : 896,856,195.69 = 363,857,818.55 : x
  2. Step 2: Convert to fraction form
    649,950,626.33/896,856,195.69 = 363,857,818.55/x
  3. Step 3: Cross multiply
    649,950,626.33x = 896,856,195.69 × 363,857,818.55
  4. Step 4: Simplify right side
    649,950,626.33x = 326,328,138,919,057,472
  5. Step 5: Solve for x
    x = 326,328,138,919,057,472/649,950,626.33
  6. Step 6: Final answer
    x = 502,081,428.50

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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.