Home / 105,530,449.50-158,277,057.30-40,781,023.02

Finding the Fourth Proportional to 105,530,449.50, 158,277,057.30 and 40,781,023.02

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Solution

The fourth proportional to 105,530,449.50, 158,277,057.30 and 40,781,023.02 is: 61,164,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,530,449.50 : 158,277,057.30 = 40,781,023.02 : x
  2. Step 2: Convert to fraction form
    105,530,449.50/158,277,057.30 = 40,781,023.02/x
  3. Step 3: Cross multiply
    105,530,449.50x = 158,277,057.30 × 40,781,023.02
  4. Step 4: Simplify right side
    105,530,449.50x = 6,454,700,317,289,160
  5. Step 5: Solve for x
    x = 6,454,700,317,289,160/105,530,449.50
  6. Step 6: Final answer
    x = 61,164,340.22

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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.