Home / 587,715,992.72-881,573,857.38-214,251,877.31

Finding the Fourth Proportional to 587,715,992.72, 881,573,857.38 and 214,251,877.31

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Solution

The fourth proportional to 587,715,992.72, 881,573,857.38 and 214,251,877.31 is: 321,377,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,715,992.72 : 881,573,857.38 = 214,251,877.31 : x
  2. Step 2: Convert to fraction form
    587,715,992.72/881,573,857.38 = 214,251,877.31/x
  3. Step 3: Cross multiply
    587,715,992.72x = 881,573,857.38 × 214,251,877.31
  4. Step 4: Simplify right side
    587,715,992.72x = 188,878,853,933,287,136
  5. Step 5: Solve for x
    x = 188,878,853,933,287,136/587,715,992.72
  6. Step 6: Final answer
    x = 321,377,767.96

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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.