Home / 289,656,846.20-434,485,269.30-95,598,212.60

Finding the Fourth Proportional to 289,656,846.20, 434,485,269.30 and 95,598,212.60

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Solution

The fourth proportional to 289,656,846.20, 434,485,269.30 and 95,598,212.60 is: 143,397,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,656,846.20 : 434,485,269.30 = 95,598,212.60 : x
  2. Step 2: Convert to fraction form
    289,656,846.20/434,485,269.30 = 95,598,212.60/x
  3. Step 3: Cross multiply
    289,656,846.20x = 434,485,269.30 × 95,598,212.60
  4. Step 4: Simplify right side
    289,656,846.20x = 41,536,015,146,109,648
  5. Step 5: Solve for x
    x = 41,536,015,146,109,648/289,656,846.20
  6. Step 6: Final answer
    x = 143,397,318.90

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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.