Home / 126,728,000.20-190,092,000.30-101,218,832.20

Finding the Fourth Proportional to 126,728,000.20, 190,092,000.30 and 101,218,832.20

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Solution

The fourth proportional to 126,728,000.20, 190,092,000.30 and 101,218,832.20 is: 151,828,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,728,000.20 : 190,092,000.30 = 101,218,832.20 : x
  2. Step 2: Convert to fraction form
    126,728,000.20/190,092,000.30 = 101,218,832.20/x
  3. Step 3: Cross multiply
    126,728,000.20x = 190,092,000.30 × 101,218,832.20
  4. Step 4: Simplify right side
    126,728,000.20x = 19,240,890,280,928,052
  5. Step 5: Solve for x
    x = 19,240,890,280,928,052/126,728,000.20
  6. Step 6: Final answer
    x = 151,828,248.30

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1.5x scale

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.