Home / 245,335,087.05-368,002,630.58-148,479,964.80

Finding the Fourth Proportional to 245,335,087.05, 368,002,630.58 and 148,479,964.80

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Solution

The fourth proportional to 245,335,087.05, 368,002,630.58 and 148,479,964.80 is: 222,719,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,335,087.05 : 368,002,630.58 = 148,479,964.80 : x
  2. Step 2: Convert to fraction form
    245,335,087.05/368,002,630.58 = 148,479,964.80/x
  3. Step 3: Cross multiply
    245,335,087.05x = 368,002,630.58 × 148,479,964.80
  4. Step 4: Simplify right side
    245,335,087.05x = 54,641,017,634,083,408
  5. Step 5: Solve for x
    x = 54,641,017,634,083,408/245,335,087.05
  6. Step 6: Final answer
    x = 222,719,947.20

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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.