Home / 146,279,583.08-201,867,789.60-80,199,921.32

Finding the Fourth Proportional to 146,279,583.08, 201,867,789.60 and 80,199,921.32

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Solution

The fourth proportional to 146,279,583.08, 201,867,789.60 and 80,199,921.32 is: 110,676,968.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,279,583.08 : 201,867,789.60 = 80,199,921.32 : x
  2. Step 2: Convert to fraction form
    146,279,583.08/201,867,789.60 = 80,199,921.32/x
  3. Step 3: Cross multiply
    146,279,583.08x = 201,867,789.60 × 80,199,921.32
  4. Step 4: Simplify right side
    146,279,583.08x = 16,189,780,842,962,312
  5. Step 5: Solve for x
    x = 16,189,780,842,962,312/146,279,583.08
  6. Step 6: Final answer
    x = 110,676,968.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.