Home / 329,304,818.37-493,298,656.20-198,074,636.07

Finding the Fourth Proportional to 329,304,818.37, 493,298,656.20 and 198,074,636.07

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Solution

The fourth proportional to 329,304,818.37, 493,298,656.20 and 198,074,636.07 is: 296,715,827.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,304,818.37 : 493,298,656.20 = 198,074,636.07 : x
  2. Step 2: Convert to fraction form
    329,304,818.37/493,298,656.20 = 198,074,636.07/x
  3. Step 3: Cross multiply
    329,304,818.37x = 493,298,656.20 × 198,074,636.07
  4. Step 4: Simplify right side
    329,304,818.37x = 97,709,951,800,635,040
  5. Step 5: Solve for x
    x = 97,709,951,800,635,040/329,304,818.37
  6. Step 6: Final answer
    x = 296,715,827.86

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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.