Home / 187,258,330.80-280,887,496.20-91,706,842.80

Finding the Fourth Proportional to 187,258,330.80, 280,887,496.20 and 91,706,842.80

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Solution

The fourth proportional to 187,258,330.80, 280,887,496.20 and 91,706,842.80 is: 137,560,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,258,330.80 : 280,887,496.20 = 91,706,842.80 : x
  2. Step 2: Convert to fraction form
    187,258,330.80/280,887,496.20 = 91,706,842.80/x
  3. Step 3: Cross multiply
    187,258,330.80x = 280,887,496.20 × 91,706,842.80
  4. Step 4: Simplify right side
    187,258,330.80x = 25,759,305,458,498,996
  5. Step 5: Solve for x
    x = 25,759,305,458,498,996/187,258,330.80
  6. Step 6: Final answer
    x = 137,560,264.20

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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.