Home / 103,770,924.37-143,204,164.25-56,728,566.28

Finding the Fourth Proportional to 103,770,924.37, 143,204,164.25 and 56,728,566.28

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Solution

The fourth proportional to 103,770,924.37, 143,204,164.25 and 56,728,566.28 is: 78,285,579.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,770,924.37 : 143,204,164.25 = 56,728,566.28 : x
  2. Step 2: Convert to fraction form
    103,770,924.37/143,204,164.25 = 56,728,566.28/x
  3. Step 3: Cross multiply
    103,770,924.37x = 143,204,164.25 × 56,728,566.28
  4. Step 4: Simplify right side
    103,770,924.37x = 8,123,766,922,228,468
  5. Step 5: Solve for x
    x = 8,123,766,922,228,468/103,770,924.37
  6. Step 6: Final answer
    x = 78,285,579.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.