Home / 132,867,079.80-199,300,619.70-111,822,016.20

Finding the Fourth Proportional to 132,867,079.80, 199,300,619.70 and 111,822,016.20

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Solution

The fourth proportional to 132,867,079.80, 199,300,619.70 and 111,822,016.20 is: 167,733,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,867,079.80 : 199,300,619.70 = 111,822,016.20 : x
  2. Step 2: Convert to fraction form
    132,867,079.80/199,300,619.70 = 111,822,016.20/x
  3. Step 3: Cross multiply
    132,867,079.80x = 199,300,619.70 × 111,822,016.20
  4. Step 4: Simplify right side
    132,867,079.80x = 22,286,197,124,763,440
  5. Step 5: Solve for x
    x = 22,286,197,124,763,440/132,867,079.80
  6. Step 6: Final answer
    x = 167,733,024.30

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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.