Home / 168,552,615.60-252,726,280.20-66,194,017.20

Finding the Fourth Proportional to 168,552,615.60, 252,726,280.20 and 66,194,017.20

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Solution

The fourth proportional to 168,552,615.60, 252,726,280.20 and 66,194,017.20 is: 99,250,715.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,552,615.60 : 252,726,280.20 = 66,194,017.20 : x
  2. Step 2: Convert to fraction form
    168,552,615.60/252,726,280.20 = 66,194,017.20/x
  3. Step 3: Cross multiply
    168,552,615.60x = 252,726,280.20 × 66,194,017.20
  4. Step 4: Simplify right side
    168,552,615.60x = 16,728,967,738,450,820
  5. Step 5: Solve for x
    x = 16,728,967,738,450,820/168,552,615.60
  6. Step 6: Final answer
    x = 99,250,715.74

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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.