Home / 255,749,602.72-352,933,787.92-142,717,909.41

Finding the Fourth Proportional to 255,749,602.72, 352,933,787.92 and 142,717,909.41

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Solution

The fourth proportional to 255,749,602.72, 352,933,787.92 and 142,717,909.41 is: 196,950,344.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,749,602.72 : 352,933,787.92 = 142,717,909.41 : x
  2. Step 2: Convert to fraction form
    255,749,602.72/352,933,787.92 = 142,717,909.41/x
  3. Step 3: Cross multiply
    255,749,602.72x = 352,933,787.92 × 142,717,909.41
  4. Step 4: Simplify right side
    255,749,602.72x = 50,369,972,373,863,496
  5. Step 5: Solve for x
    x = 50,369,972,373,863,496/255,749,602.72
  6. Step 6: Final answer
    x = 196,950,344.55

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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.