Home / 295,488,049.30-443,232,073.95-198,742,167.70

Finding the Fourth Proportional to 295,488,049.30, 443,232,073.95 and 198,742,167.70

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Solution

The fourth proportional to 295,488,049.30, 443,232,073.95 and 198,742,167.70 is: 298,113,251.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,049.30 : 443,232,073.95 = 198,742,167.70 : x
  2. Step 2: Convert to fraction form
    295,488,049.30/443,232,073.95 = 198,742,167.70/x
  3. Step 3: Cross multiply
    295,488,049.30x = 443,232,073.95 × 198,742,167.70
  4. Step 4: Simplify right side
    295,488,049.30x = 88,088,903,170,989,696
  5. Step 5: Solve for x
    x = 88,088,903,170,989,696/295,488,049.30
  6. Step 6: Final answer
    x = 298,113,251.55

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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.