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Finding the Fourth Proportional to 593,426,998.56, 818,978,283.32 and 329,194,183.44

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Solution

The fourth proportional to 593,426,998.56, 818,978,283.32 and 329,194,183.44 is: 454,315,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,426,998.56 : 818,978,283.32 = 329,194,183.44 : x
  2. Step 2: Convert to fraction form
    593,426,998.56/818,978,283.32 = 329,194,183.44/x
  3. Step 3: Cross multiply
    593,426,998.56x = 818,978,283.32 × 329,194,183.44
  4. Step 4: Simplify right side
    593,426,998.56x = 269,602,887,232,620,384
  5. Step 5: Solve for x
    x = 269,602,887,232,620,384/593,426,998.56
  6. Step 6: Final answer
    x = 454,315,169.16

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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.