Home / 392,713,127,329.20-541,957,487,542.28-227,901,886,161.36

Finding the Fourth Proportional to 392,713,127,329.20, 541,957,487,542.28 and 227,901,886,161.36

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Solution

The fourth proportional to 392,713,127,329.20, 541,957,487,542.28 and 227,901,886,161.36 is: 314,512,362,930.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,713,127,329.20 : 541,957,487,542.28 = 227,901,886,161.36 : x
  2. Step 2: Convert to fraction form
    392,713,127,329.20/541,957,487,542.28 = 227,901,886,161.36/x
  3. Step 3: Cross multiply
    392,713,127,329.20x = 541,957,487,542.28 × 227,901,886,161.36
  4. Step 4: Simplify right side
    392,713,127,329.20x = 123,513,133,630,157,376,978,944
  5. Step 5: Solve for x
    x = 123,513,133,630,157,376,978,944/392,713,127,329.20
  6. Step 6: Final answer
    x = 314,512,362,930.56

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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.