Home / 178,682,258.40-268,023,387.60-160,542,405.60

Finding the Fourth Proportional to 178,682,258.40, 268,023,387.60 and 160,542,405.60

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Solution

The fourth proportional to 178,682,258.40, 268,023,387.60 and 160,542,405.60 is: 240,813,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,682,258.40 : 268,023,387.60 = 160,542,405.60 : x
  2. Step 2: Convert to fraction form
    178,682,258.40/268,023,387.60 = 160,542,405.60/x
  3. Step 3: Cross multiply
    178,682,258.40x = 268,023,387.60 × 160,542,405.60
  4. Step 4: Simplify right side
    178,682,258.40x = 43,029,119,402,365,208
  5. Step 5: Solve for x
    x = 43,029,119,402,365,208/178,682,258.40
  6. Step 6: Final answer
    x = 240,813,608.40

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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.