Home / 295,488,046.20-443,232,069.30-289,441,428.60

Finding the Fourth Proportional to 295,488,046.20, 443,232,069.30 and 289,441,428.60

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Solution

The fourth proportional to 295,488,046.20, 443,232,069.30 and 289,441,428.60 is: 434,162,142.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,046.20 : 443,232,069.30 = 289,441,428.60 : x
  2. Step 2: Convert to fraction form
    295,488,046.20/443,232,069.30 = 289,441,428.60/x
  3. Step 3: Cross multiply
    295,488,046.20x = 443,232,069.30 × 289,441,428.60
  4. Step 4: Simplify right side
    295,488,046.20x = 128,289,723,339,526,208
  5. Step 5: Solve for x
    x = 128,289,723,339,526,208/295,488,046.20
  6. Step 6: Final answer
    x = 434,162,142.90

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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.