Home / 272,629,203,428.55-408,943,805,142.82-272,629,203,428.55

Finding the Fourth Proportional to 272,629,203,428.55, 408,943,805,142.82 and 272,629,203,428.55

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Solution

The fourth proportional to 272,629,203,428.55, 408,943,805,142.82 and 272,629,203,428.55 is: 408,943,805,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,629,203,428.55 : 408,943,805,142.82 = 272,629,203,428.55 : x
  2. Step 2: Convert to fraction form
    272,629,203,428.55/408,943,805,142.82 = 272,629,203,428.55/x
  3. Step 3: Cross multiply
    272,629,203,428.55x = 408,943,805,142.82 × 272,629,203,428.55
  4. Step 4: Simplify right side
    272,629,203,428.55x = 111,490,023,843,127,185,375,232
  5. Step 5: Solve for x
    x = 111,490,023,843,127,185,375,232/272,629,203,428.55
  6. Step 6: Final answer
    x = 408,943,805,142.82

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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.