Home / 186,876,320.40-280,314,480.60-110,285,830.80

Finding the Fourth Proportional to 186,876,320.40, 280,314,480.60 and 110,285,830.80

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Solution

The fourth proportional to 186,876,320.40, 280,314,480.60 and 110,285,830.80 is: 165,428,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,876,320.40 : 280,314,480.60 = 110,285,830.80 : x
  2. Step 2: Convert to fraction form
    186,876,320.40/280,314,480.60 = 110,285,830.80/x
  3. Step 3: Cross multiply
    186,876,320.40x = 280,314,480.60 × 110,285,830.80
  4. Step 4: Simplify right side
    186,876,320.40x = 30,914,715,378,241,484
  5. Step 5: Solve for x
    x = 30,914,715,378,241,484/186,876,320.40
  6. Step 6: Final answer
    x = 165,428,746.20

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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.