Home / 295,490,147.70-443,235,221.55-173,046,141.30

Finding the Fourth Proportional to 295,490,147.70, 443,235,221.55 and 173,046,141.30

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Solution

The fourth proportional to 295,490,147.70, 443,235,221.55 and 173,046,141.30 is: 259,569,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,490,147.70 : 443,235,221.55 = 173,046,141.30 : x
  2. Step 2: Convert to fraction form
    295,490,147.70/443,235,221.55 = 173,046,141.30/x
  3. Step 3: Cross multiply
    295,490,147.70x = 443,235,221.55 × 173,046,141.30
  4. Step 4: Simplify right side
    295,490,147.70x = 76,700,144,777,478,112
  5. Step 5: Solve for x
    x = 76,700,144,777,478,112/295,490,147.70
  6. Step 6: Final answer
    x = 259,569,211.95

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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.