Home / 167,531,331.40-251,320,616.70-52,503,879.40

Finding the Fourth Proportional to 167,531,331.40, 251,320,616.70 and 52,503,879.40

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Solution

The fourth proportional to 167,531,331.40, 251,320,616.70 and 52,503,879.40 is: 78,763,221.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,531,331.40 : 251,320,616.70 = 52,503,879.40 : x
  2. Step 2: Convert to fraction form
    167,531,331.40/251,320,616.70 = 52,503,879.40/x
  3. Step 3: Cross multiply
    167,531,331.40x = 251,320,616.70 × 52,503,879.40
  4. Step 4: Simplify right side
    167,531,331.40x = 13,195,307,349,950,424
  5. Step 5: Solve for x
    x = 13,195,307,349,950,424/167,531,331.40
  6. Step 6: Final answer
    x = 78,763,221.42

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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.