Home / 410,716,578.72-566,789,377.05-222,544,724.25

Finding the Fourth Proportional to 410,716,578.72, 566,789,377.05 and 222,544,724.25

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Solution

The fourth proportional to 410,716,578.72, 566,789,377.05 and 222,544,724.25 is: 307,111,989.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,716,578.72 : 566,789,377.05 = 222,544,724.25 : x
  2. Step 2: Convert to fraction form
    410,716,578.72/566,789,377.05 = 222,544,724.25/x
  3. Step 3: Cross multiply
    410,716,578.72x = 566,789,377.05 × 222,544,724.25
  4. Step 4: Simplify right side
    410,716,578.72x = 126,135,985,623,421,520
  5. Step 5: Solve for x
    x = 126,135,985,623,421,520/410,716,578.72
  6. Step 6: Final answer
    x = 307,111,989.53

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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.