Home / 144,913,234.20-217,306,865.70-47,831,429.40

Finding the Fourth Proportional to 144,913,234.20, 217,306,865.70 and 47,831,429.40

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Solution

The fourth proportional to 144,913,234.20, 217,306,865.70 and 47,831,429.40 is: 71,726,354.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,913,234.20 : 217,306,865.70 = 47,831,429.40 : x
  2. Step 2: Convert to fraction form
    144,913,234.20/217,306,865.70 = 47,831,429.40/x
  3. Step 3: Cross multiply
    144,913,234.20x = 217,306,865.70 × 47,831,429.40
  4. Step 4: Simplify right side
    144,913,234.20x = 10,394,098,004,864,830
  5. Step 5: Solve for x
    x = 10,394,098,004,864,830/144,913,234.20
  6. Step 6: Final answer
    x = 71,726,354.48

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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.