Home / 276,223,404.48-381,188,331.36-152,464,115.04

Finding the Fourth Proportional to 276,223,404.48, 381,188,331.36 and 152,464,115.04

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Solution

The fourth proportional to 276,223,404.48, 381,188,331.36 and 152,464,115.04 is: 210,400,497.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,223,404.48 : 381,188,331.36 = 152,464,115.04 : x
  2. Step 2: Convert to fraction form
    276,223,404.48/381,188,331.36 = 152,464,115.04/x
  3. Step 3: Cross multiply
    276,223,404.48x = 381,188,331.36 × 152,464,115.04
  4. Step 4: Simplify right side
    276,223,404.48x = 58,117,541,604,376,680
  5. Step 5: Solve for x
    x = 58,117,541,604,376,680/276,223,404.48
  6. Step 6: Final answer
    x = 210,400,497.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.