Home / 114,285,363.45-171,431,600.40-54,378,468.96

Finding the Fourth Proportional to 114,285,363.45, 171,431,600.40 and 54,378,468.96

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Solution

The fourth proportional to 114,285,363.45, 171,431,600.40 and 54,378,468.96 is: 81,569,395.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,285,363.45 : 171,431,600.40 = 54,378,468.96 : x
  2. Step 2: Convert to fraction form
    114,285,363.45/171,431,600.40 = 54,378,468.96/x
  3. Step 3: Cross multiply
    114,285,363.45x = 171,431,600.40 × 54,378,468.96
  4. Step 4: Simplify right side
    114,285,363.45x = 9,322,187,961,114,524
  5. Step 5: Solve for x
    x = 9,322,187,961,114,524/114,285,363.45
  6. Step 6: Final answer
    x = 81,569,395.06

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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.