Home / 317,998,591.19-476,997,997.35-99,665,873.54

Finding the Fourth Proportional to 317,998,591.19, 476,997,997.35 and 99,665,873.54

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Solution

The fourth proportional to 317,998,591.19, 476,997,997.35 and 99,665,873.54 is: 149,498,844.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,998,591.19 : 476,997,997.35 = 99,665,873.54 : x
  2. Step 2: Convert to fraction form
    317,998,591.19/476,997,997.35 = 99,665,873.54/x
  3. Step 3: Cross multiply
    317,998,591.19x = 476,997,997.35 × 99,665,873.54
  4. Step 4: Simplify right side
    317,998,591.19x = 47,540,422,082,718,360
  5. Step 5: Solve for x
    x = 47,540,422,082,718,360/317,998,591.19
  6. Step 6: Final answer
    x = 149,498,844.96

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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.