Home / 126,112,316.80-189,168,475.20-126,112,316.80

Finding the Fourth Proportional to 126,112,316.80, 189,168,475.20 and 126,112,316.80

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Solution

The fourth proportional to 126,112,316.80, 189,168,475.20 and 126,112,316.80 is: 189,168,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,112,316.80 : 189,168,475.20 = 126,112,316.80 : x
  2. Step 2: Convert to fraction form
    126,112,316.80/189,168,475.20 = 126,112,316.80/x
  3. Step 3: Cross multiply
    126,112,316.80x = 189,168,475.20 × 126,112,316.80
  4. Step 4: Simplify right side
    126,112,316.80x = 23,856,474,672,995,340
  5. Step 5: Solve for x
    x = 23,856,474,672,995,340/126,112,316.80
  6. Step 6: Final answer
    x = 189,168,475.20

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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.