Home / 186,629,999.60-279,944,999.40-156,396,911.60

Finding the Fourth Proportional to 186,629,999.60, 279,944,999.40 and 156,396,911.60

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Solution

The fourth proportional to 186,629,999.60, 279,944,999.40 and 156,396,911.60 is: 234,595,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,629,999.60 : 279,944,999.40 = 156,396,911.60 : x
  2. Step 2: Convert to fraction form
    186,629,999.60/279,944,999.40 = 156,396,911.60/x
  3. Step 3: Cross multiply
    186,629,999.60x = 279,944,999.40 × 156,396,911.60
  4. Step 4: Simplify right side
    186,629,999.60x = 43,782,533,324,023,848
  5. Step 5: Solve for x
    x = 43,782,533,324,023,848/186,629,999.60
  6. Step 6: Final answer
    x = 234,595,367.40

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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.