Home / 163,308,331.05-244,957,247.78-54,138,539.85

Finding the Fourth Proportional to 163,308,331.05, 244,957,247.78 and 54,138,539.85

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Solution

The fourth proportional to 163,308,331.05, 244,957,247.78 and 54,138,539.85 is: 81,206,069.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,308,331.05 : 244,957,247.78 = 54,138,539.85 : x
  2. Step 2: Convert to fraction form
    163,308,331.05/244,957,247.78 = 54,138,539.85/x
  3. Step 3: Cross multiply
    163,308,331.05x = 244,957,247.78 × 54,138,539.85
  4. Step 4: Simplify right side
    163,308,331.05x = 13,261,627,720,213,162
  5. Step 5: Solve for x
    x = 13,261,627,720,213,162/163,308,331.05
  6. Step 6: Final answer
    x = 81,206,069.74

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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.