Home / 299,230,376.40-449,128,999.80-184,439,120.40

Finding the Fourth Proportional to 299,230,376.40, 449,128,999.80 and 184,439,120.40

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Solution

The fourth proportional to 299,230,376.40, 449,128,999.80 and 184,439,120.40 is: 276,833,383.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,230,376.40 : 449,128,999.80 = 184,439,120.40 : x
  2. Step 2: Convert to fraction form
    299,230,376.40/449,128,999.80 = 184,439,120.40/x
  3. Step 3: Cross multiply
    299,230,376.40x = 449,128,999.80 × 184,439,120.40
  4. Step 4: Simplify right side
    299,230,376.40x = 82,836,957,669,243,776
  5. Step 5: Solve for x
    x = 82,836,957,669,243,776/299,230,376.40
  6. Step 6: Final answer
    x = 276,833,383.92

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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.