Home / 126,728,002.70-190,092,004.05-101,218,834.70

Finding the Fourth Proportional to 126,728,002.70, 190,092,004.05 and 101,218,834.70

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Solution

The fourth proportional to 126,728,002.70, 190,092,004.05 and 101,218,834.70 is: 151,828,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,728,002.70 : 190,092,004.05 = 101,218,834.70 : x
  2. Step 2: Convert to fraction form
    126,728,002.70/190,092,004.05 = 101,218,834.70/x
  3. Step 3: Cross multiply
    126,728,002.70x = 190,092,004.05 × 101,218,834.70
  4. Step 4: Simplify right side
    126,728,002.70x = 19,240,891,135,728,684
  5. Step 5: Solve for x
    x = 19,240,891,135,728,684/126,728,002.70
  6. Step 6: Final answer
    x = 151,828,252.05

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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.