Home / 299,414,867.80-448,450,455.30-245,667,155.80

Finding the Fourth Proportional to 299,414,867.80, 448,450,455.30 and 245,667,155.80

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Solution

The fourth proportional to 299,414,867.80, 448,450,455.30 and 245,667,155.80 is: 367,949,489.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,414,867.80 : 448,450,455.30 = 245,667,155.80 : x
  2. Step 2: Convert to fraction form
    299,414,867.80/448,450,455.30 = 245,667,155.80/x
  3. Step 3: Cross multiply
    299,414,867.80x = 448,450,455.30 × 245,667,155.80
  4. Step 4: Simplify right side
    299,414,867.80x = 110,169,547,870,766,048
  5. Step 5: Solve for x
    x = 110,169,547,870,766,048/299,414,867.80
  6. Step 6: Final answer
    x = 367,949,489.88

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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.