Home / 1,341,456,776.21-2,012,403,564.24-396,150,479.73

Finding the Fourth Proportional to 1,341,456,776.21, 2,012,403,564.24 and 396,150,479.73

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Solution

The fourth proportional to 1,341,456,776.21, 2,012,403,564.24 and 396,150,479.73 is: 594,290,216.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,456,776.21 : 2,012,403,564.24 = 396,150,479.73 : x
  2. Step 2: Convert to fraction form
    1,341,456,776.21/2,012,403,564.24 = 396,150,479.73/x
  3. Step 3: Cross multiply
    1,341,456,776.21x = 2,012,403,564.24 × 396,150,479.73
  4. Step 4: Simplify right side
    1,341,456,776.21x = 797,214,637,382,532,608
  5. Step 5: Solve for x
    x = 797,214,637,382,532,608/1,341,456,776.21
  6. Step 6: Final answer
    x = 594,290,216.07

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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.