Home / 378,533,792.70-567,853,833.15-119,722,025.70

Finding the Fourth Proportional to 378,533,792.70, 567,853,833.15 and 119,722,025.70

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Solution

The fourth proportional to 378,533,792.70, 567,853,833.15 and 119,722,025.70 is: 179,599,846.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,533,792.70 : 567,853,833.15 = 119,722,025.70 : x
  2. Step 2: Convert to fraction form
    378,533,792.70/567,853,833.15 = 119,722,025.70/x
  3. Step 3: Cross multiply
    378,533,792.70x = 567,853,833.15 × 119,722,025.70
  4. Step 4: Simplify right side
    378,533,792.70x = 67,984,611,206,227,808
  5. Step 5: Solve for x
    x = 67,984,611,206,227,808/378,533,792.70
  6. Step 6: Final answer
    x = 179,599,846.88

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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.