Home / 285,328,047.52-393,873,252.24-192,634,118.56

Finding the Fourth Proportional to 285,328,047.52, 393,873,252.24 and 192,634,118.56

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Solution

The fourth proportional to 285,328,047.52, 393,873,252.24 and 192,634,118.56 is: 265,916,468.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,328,047.52 : 393,873,252.24 = 192,634,118.56 : x
  2. Step 2: Convert to fraction form
    285,328,047.52/393,873,252.24 = 192,634,118.56/x
  3. Step 3: Cross multiply
    285,328,047.52x = 393,873,252.24 × 192,634,118.56
  4. Step 4: Simplify right side
    285,328,047.52x = 75,873,426,769,612,944
  5. Step 5: Solve for x
    x = 75,873,426,769,612,944/285,328,047.52
  6. Step 6: Final answer
    x = 265,916,468.53

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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.