Home / 104,588,515.51-156,981,064.37-54,769,094.97

Finding the Fourth Proportional to 104,588,515.51, 156,981,064.37 and 54,769,094.97

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Solution

The fourth proportional to 104,588,515.51, 156,981,064.37 and 54,769,094.97 is: 82,205,113.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,588,515.51 : 156,981,064.37 = 54,769,094.97 : x
  2. Step 2: Convert to fraction form
    104,588,515.51/156,981,064.37 = 54,769,094.97/x
  3. Step 3: Cross multiply
    104,588,515.51x = 156,981,064.37 × 54,769,094.97
  4. Step 4: Simplify right side
    104,588,515.51x = 8,597,710,822,972,213
  5. Step 5: Solve for x
    x = 8,597,710,822,972,213/104,588,515.51
  6. Step 6: Final answer
    x = 82,205,113.83

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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.