Home / 126,271,488.28-189,415,786.02-44,380,410.52

Finding the Fourth Proportional to 126,271,488.28, 189,415,786.02 and 44,380,410.52

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Solution

The fourth proportional to 126,271,488.28, 189,415,786.02 and 44,380,410.52 is: 66,573,622.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,271,488.28 : 189,415,786.02 = 44,380,410.52 : x
  2. Step 2: Convert to fraction form
    126,271,488.28/189,415,786.02 = 44,380,410.52/x
  3. Step 3: Cross multiply
    126,271,488.28x = 189,415,786.02 × 44,380,410.52
  4. Step 4: Simplify right side
    126,271,488.28x = 8,406,350,342,536,078
  5. Step 5: Solve for x
    x = 8,406,350,342,536,078/126,271,488.28
  6. Step 6: Final answer
    x = 66,573,622.10

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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.