Home / 186,876,360.40-280,314,540.60-110,285,870.80

Finding the Fourth Proportional to 186,876,360.40, 280,314,540.60 and 110,285,870.80

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Solution

The fourth proportional to 186,876,360.40, 280,314,540.60 and 110,285,870.80 is: 165,428,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,876,360.40 : 280,314,540.60 = 110,285,870.80 : x
  2. Step 2: Convert to fraction form
    186,876,360.40/280,314,540.60 = 110,285,870.80/x
  3. Step 3: Cross multiply
    186,876,360.40x = 280,314,540.60 × 110,285,870.80
  4. Step 4: Simplify right side
    186,876,360.40x = 30,914,733,207,972,956
  5. Step 5: Solve for x
    x = 30,914,733,207,972,956/186,876,360.40
  6. Step 6: Final answer
    x = 165,428,806.20

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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.