Home / 588,990,447.96-812,800,195.38-321,060,409.08

Finding the Fourth Proportional to 588,990,447.96, 812,800,195.38 and 321,060,409.08

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Solution

The fourth proportional to 588,990,447.96, 812,800,195.38 and 321,060,409.08 is: 443,059,754.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,990,447.96 : 812,800,195.38 = 321,060,409.08 : x
  2. Step 2: Convert to fraction form
    588,990,447.96/812,800,195.38 = 321,060,409.08/x
  3. Step 3: Cross multiply
    588,990,447.96x = 812,800,195.38 × 321,060,409.08
  4. Step 4: Simplify right side
    588,990,447.96x = 260,957,963,229,006,720
  5. Step 5: Solve for x
    x = 260,957,963,229,006,720/588,990,447.96
  6. Step 6: Final answer
    x = 443,059,754.42

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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.