Home / 179,352,964.80-269,092,432.80-77,148,331.20

Finding the Fourth Proportional to 179,352,964.80, 269,092,432.80 and 77,148,331.20

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Solution

The fourth proportional to 179,352,964.80, 269,092,432.80 and 77,148,331.20 is: 115,749,589.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,352,964.80 : 269,092,432.80 = 77,148,331.20 : x
  2. Step 2: Convert to fraction form
    179,352,964.80/269,092,432.80 = 77,148,331.20/x
  3. Step 3: Cross multiply
    179,352,964.80x = 269,092,432.80 × 77,148,331.20
  4. Step 4: Simplify right side
    179,352,964.80x = 20,760,032,129,068,144
  5. Step 5: Solve for x
    x = 20,760,032,129,068,144/179,352,964.80
  6. Step 6: Final answer
    x = 115,749,589.93

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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.