Home / 118,125,188.20-177,187,782.30-54,299,780.20

Finding the Fourth Proportional to 118,125,188.20, 177,187,782.30 and 54,299,780.20

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Solution

The fourth proportional to 118,125,188.20, 177,187,782.30 and 54,299,780.20 is: 81,449,670.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,125,188.20 : 177,187,782.30 = 54,299,780.20 : x
  2. Step 2: Convert to fraction form
    118,125,188.20/177,187,782.30 = 54,299,780.20/x
  3. Step 3: Cross multiply
    118,125,188.20x = 177,187,782.30 × 54,299,780.20
  4. Step 4: Simplify right side
    118,125,188.20x = 9,621,257,633,015,452
  5. Step 5: Solve for x
    x = 9,621,257,633,015,452/118,125,188.20
  6. Step 6: Final answer
    x = 81,449,670.30

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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.