Home / 394,634,439.44-544,034,102.77-269,025,443.56

Finding the Fourth Proportional to 394,634,439.44, 544,034,102.77 and 269,025,443.56

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Solution

The fourth proportional to 394,634,439.44, 544,034,102.77 and 269,025,443.56 is: 370,872,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,634,439.44 : 544,034,102.77 = 269,025,443.56 : x
  2. Step 2: Convert to fraction form
    394,634,439.44/544,034,102.77 = 269,025,443.56/x
  3. Step 3: Cross multiply
    394,634,439.44x = 544,034,102.77 × 269,025,443.56
  4. Step 4: Simplify right side
    394,634,439.44x = 146,359,015,809,465,856
  5. Step 5: Solve for x
    x = 146,359,015,809,465,856/394,634,439.44
  6. Step 6: Final answer
    x = 370,872,385.13

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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.