Home / 449,999,822.75-673,654,887.86-272,198,885.45

Finding the Fourth Proportional to 449,999,822.75, 673,654,887.86 and 272,198,885.45

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Solution

The fourth proportional to 449,999,822.75, 673,654,887.86 and 272,198,885.45 is: 407,484,848.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,999,822.75 : 673,654,887.86 = 272,198,885.45 : x
  2. Step 2: Convert to fraction form
    449,999,822.75/673,654,887.86 = 272,198,885.45/x
  3. Step 3: Cross multiply
    449,999,822.75x = 673,654,887.86 × 272,198,885.45
  4. Step 4: Simplify right side
    449,999,822.75x = 183,368,109,648,707,456
  5. Step 5: Solve for x
    x = 183,368,109,648,707,456/449,999,822.75
  6. Step 6: Final answer
    x = 407,484,848.62

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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.