Home / 126,367,059.20-189,550,588.80-117,864,003.20

Finding the Fourth Proportional to 126,367,059.20, 189,550,588.80 and 117,864,003.20

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Solution

The fourth proportional to 126,367,059.20, 189,550,588.80 and 117,864,003.20 is: 176,796,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,367,059.20 : 189,550,588.80 = 117,864,003.20 : x
  2. Step 2: Convert to fraction form
    126,367,059.20/189,550,588.80 = 117,864,003.20/x
  3. Step 3: Cross multiply
    126,367,059.20x = 189,550,588.80 × 117,864,003.20
  4. Step 4: Simplify right side
    126,367,059.20x = 22,341,191,204,885,088
  5. Step 5: Solve for x
    x = 22,341,191,204,885,088/126,367,059.20
  6. Step 6: Final answer
    x = 176,796,004.80

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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.