Home / 168,022,912.40-252,034,368.60-98,864,723.60

Finding the Fourth Proportional to 168,022,912.40, 252,034,368.60 and 98,864,723.60

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Solution

The fourth proportional to 168,022,912.40, 252,034,368.60 and 98,864,723.60 is: 148,297,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,022,912.40 : 252,034,368.60 = 98,864,723.60 : x
  2. Step 2: Convert to fraction form
    168,022,912.40/252,034,368.60 = 98,864,723.60/x
  3. Step 3: Cross multiply
    168,022,912.40x = 252,034,368.60 × 98,864,723.60
  4. Step 4: Simplify right side
    168,022,912.40x = 24,917,308,189,339,516
  5. Step 5: Solve for x
    x = 24,917,308,189,339,516/168,022,912.40
  6. Step 6: Final answer
    x = 148,297,085.40

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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.