Home / 165,561,015.90-248,379,949.50-56,387,132.76

Finding the Fourth Proportional to 165,561,015.90, 248,379,949.50 and 56,387,132.76

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Solution

The fourth proportional to 165,561,015.90, 248,379,949.50 and 56,387,132.76 is: 84,593,786.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,561,015.90 : 248,379,949.50 = 56,387,132.76 : x
  2. Step 2: Convert to fraction form
    165,561,015.90/248,379,949.50 = 56,387,132.76/x
  3. Step 3: Cross multiply
    165,561,015.90x = 248,379,949.50 × 56,387,132.76
  4. Step 4: Simplify right side
    165,561,015.90x = 14,005,433,187,378,596
  5. Step 5: Solve for x
    x = 14,005,433,187,378,596/165,561,015.90
  6. Step 6: Final answer
    x = 84,593,786.23

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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.