Home / 236,657,105.58-355,023,803.46-72,894,786.06

Finding the Fourth Proportional to 236,657,105.58, 355,023,803.46 and 72,894,786.06

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Solution

The fourth proportional to 236,657,105.58, 355,023,803.46 and 72,894,786.06 is: 109,353,928.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,657,105.58 : 355,023,803.46 = 72,894,786.06 : x
  2. Step 2: Convert to fraction form
    236,657,105.58/355,023,803.46 = 72,894,786.06/x
  3. Step 3: Cross multiply
    236,657,105.58x = 355,023,803.46 × 72,894,786.06
  4. Step 4: Simplify right side
    236,657,105.58x = 25,879,384,199,424,188
  5. Step 5: Solve for x
    x = 25,879,384,199,424,188/236,657,105.58
  6. Step 6: Final answer
    x = 109,353,928.49

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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.