Home / 2,872,165,036.30-4,302,214,209.78-1,822,362,867.26

Finding the Fourth Proportional to 2,872,165,036.30, 4,302,214,209.78 and 1,822,362,867.26

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Solution

The fourth proportional to 2,872,165,036.30, 4,302,214,209.78 and 1,822,362,867.26 is: 2,729,716,197.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,165,036.30 : 4,302,214,209.78 = 1,822,362,867.26 : x
  2. Step 2: Convert to fraction form
    2,872,165,036.30/4,302,214,209.78 = 1,822,362,867.26/x
  3. Step 3: Cross multiply
    2,872,165,036.30x = 4,302,214,209.78 × 1,822,362,867.26
  4. Step 4: Simplify right side
    2,872,165,036.30x = 7,840,195,422,901,395,456
  5. Step 5: Solve for x
    x = 7,840,195,422,901,395,456/2,872,165,036.30
  6. Step 6: Final answer
    x = 2,729,716,197.99

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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.