Home / 141,146,234.92-211,637,145.09-54,783,750.92

Finding the Fourth Proportional to 141,146,234.92, 211,637,145.09 and 54,783,750.92

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Solution

The fourth proportional to 141,146,234.92, 211,637,145.09 and 54,783,750.92 is: 82,143,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,146,234.92 : 211,637,145.09 = 54,783,750.92 : x
  2. Step 2: Convert to fraction form
    141,146,234.92/211,637,145.09 = 54,783,750.92/x
  3. Step 3: Cross multiply
    141,146,234.92x = 211,637,145.09 × 54,783,750.92
  4. Step 4: Simplify right side
    141,146,234.92x = 11,594,276,640,972,276
  5. Step 5: Solve for x
    x = 11,594,276,640,972,276/141,146,234.92
  6. Step 6: Final answer
    x = 82,143,718.87

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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.