Home / 279,907,809.34-386,464,033.83-181,027,882.30

Finding the Fourth Proportional to 279,907,809.34, 386,464,033.83 and 181,027,882.30

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Solution

The fourth proportional to 279,907,809.34, 386,464,033.83 and 181,027,882.30 is: 249,942,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,907,809.34 : 386,464,033.83 = 181,027,882.30 : x
  2. Step 2: Convert to fraction form
    279,907,809.34/386,464,033.83 = 181,027,882.30/x
  3. Step 3: Cross multiply
    279,907,809.34x = 386,464,033.83 × 181,027,882.30
  4. Step 4: Simplify right side
    279,907,809.34x = 69,960,765,629,360,456
  5. Step 5: Solve for x
    x = 69,960,765,629,360,456/279,907,809.34
  6. Step 6: Final answer
    x = 249,942,171.30

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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.