Home / 168,545,152.20-252,534,293.10-111,007,806.60

Finding the Fourth Proportional to 168,545,152.20, 252,534,293.10 and 111,007,806.60

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Solution

The fourth proportional to 168,545,152.20, 252,534,293.10 and 111,007,806.60 is: 166,325,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,545,152.20 : 252,534,293.10 = 111,007,806.60 : x
  2. Step 2: Convert to fraction form
    168,545,152.20/252,534,293.10 = 111,007,806.60/x
  3. Step 3: Cross multiply
    168,545,152.20x = 252,534,293.10 × 111,007,806.60
  4. Step 4: Simplify right side
    168,545,152.20x = 28,033,277,968,312,512
  5. Step 5: Solve for x
    x = 28,033,277,968,312,512/168,545,152.20
  6. Step 6: Final answer
    x = 166,325,032.80

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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.