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Finding the Fourth Proportional to 593,426,997.56, 818,978,281.94 and 329,194,182.44

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Solution

The fourth proportional to 593,426,997.56, 818,978,281.94 and 329,194,182.44 is: 454,315,167.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,426,997.56 : 818,978,281.94 = 329,194,182.44 : x
  2. Step 2: Convert to fraction form
    593,426,997.56/818,978,281.94 = 329,194,182.44/x
  3. Step 3: Cross multiply
    593,426,997.56x = 818,978,281.94 × 329,194,182.44
  4. Step 4: Simplify right side
    593,426,997.56x = 269,602,885,959,354,144
  5. Step 5: Solve for x
    x = 269,602,885,959,354,144/593,426,997.56
  6. Step 6: Final answer
    x = 454,315,167.78

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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.