Home / 295,490,144.80-443,235,217.20-173,046,138.40

Finding the Fourth Proportional to 295,490,144.80, 443,235,217.20 and 173,046,138.40

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Solution

The fourth proportional to 295,490,144.80, 443,235,217.20 and 173,046,138.40 is: 259,569,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,490,144.80 : 443,235,217.20 = 173,046,138.40 : x
  2. Step 2: Convert to fraction form
    295,490,144.80/443,235,217.20 = 173,046,138.40/x
  3. Step 3: Cross multiply
    295,490,144.80x = 443,235,217.20 × 173,046,138.40
  4. Step 4: Simplify right side
    295,490,144.80x = 76,700,142,739,345,264
  5. Step 5: Solve for x
    x = 76,700,142,739,345,264/295,490,144.80
  6. Step 6: Final answer
    x = 259,569,207.60

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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.