Home / 1,469,281,497.90-2,027,608,467.72-809,231,775.90

Finding the Fourth Proportional to 1,469,281,497.90, 2,027,608,467.72 and 809,231,775.90

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Solution

The fourth proportional to 1,469,281,497.90, 2,027,608,467.72 and 809,231,775.90 is: 1,116,739,851.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,281,497.90 : 2,027,608,467.72 = 809,231,775.90 : x
  2. Step 2: Convert to fraction form
    1,469,281,497.90/2,027,608,467.72 = 809,231,775.90/x
  3. Step 3: Cross multiply
    1,469,281,497.90x = 2,027,608,467.72 × 809,231,775.90
  4. Step 4: Simplify right side
    1,469,281,497.90x = 1,640,805,201,162,933,504
  5. Step 5: Solve for x
    x = 1,640,805,201,162,933,504/1,469,281,497.90
  6. Step 6: Final answer
    x = 1,116,739,851.08

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1.5x scale

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.