Home / 168,100,443.60-252,150,665.40-65,830,491.60

Finding the Fourth Proportional to 168,100,443.60, 252,150,665.40 and 65,830,491.60

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Solution

The fourth proportional to 168,100,443.60, 252,150,665.40 and 65,830,491.60 is: 98,745,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,100,443.60 : 252,150,665.40 = 65,830,491.60 : x
  2. Step 2: Convert to fraction form
    168,100,443.60/252,150,665.40 = 65,830,491.60/x
  3. Step 3: Cross multiply
    168,100,443.60x = 252,150,665.40 × 65,830,491.60
  4. Step 4: Simplify right side
    168,100,443.60x = 16,599,202,260,549,112
  5. Step 5: Solve for x
    x = 16,599,202,260,549,112/168,100,443.60
  6. Step 6: Final answer
    x = 98,745,737.40

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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.