Home / 126,285,130.80-174,177,451.16-108,673,717.34

Finding the Fourth Proportional to 126,285,130.80, 174,177,451.16 and 108,673,717.34

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Solution

The fourth proportional to 126,285,130.80, 174,177,451.16 and 108,673,717.34 is: 149,887,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,285,130.80 : 174,177,451.16 = 108,673,717.34 : x
  2. Step 2: Convert to fraction form
    126,285,130.80/174,177,451.16 = 108,673,717.34/x
  3. Step 3: Cross multiply
    126,285,130.80x = 174,177,451.16 × 108,673,717.34
  4. Step 4: Simplify right side
    126,285,130.80x = 18,928,511,094,363,496
  5. Step 5: Solve for x
    x = 18,928,511,094,363,496/126,285,130.80
  6. Step 6: Final answer
    x = 149,887,092.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.