Home / 168,264,003.40-252,396,005.10-53,257,546.60

Finding the Fourth Proportional to 168,264,003.40, 252,396,005.10 and 53,257,546.60

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Solution

The fourth proportional to 168,264,003.40, 252,396,005.10 and 53,257,546.60 is: 79,886,319.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,264,003.40 : 252,396,005.10 = 53,257,546.60 : x
  2. Step 2: Convert to fraction form
    168,264,003.40/252,396,005.10 = 53,257,546.60/x
  3. Step 3: Cross multiply
    168,264,003.40x = 252,396,005.10 × 53,257,546.60
  4. Step 4: Simplify right side
    168,264,003.40x = 13,441,992,003,267,088
  5. Step 5: Solve for x
    x = 13,441,992,003,267,088/168,264,003.40
  6. Step 6: Final answer
    x = 79,886,319.90

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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.