Home / 218,272,063.20-327,408,094.80-109,114,081.80

Finding the Fourth Proportional to 218,272,063.20, 327,408,094.80 and 109,114,081.80

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Solution

The fourth proportional to 218,272,063.20, 327,408,094.80 and 109,114,081.80 is: 163,671,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,272,063.20 : 327,408,094.80 = 109,114,081.80 : x
  2. Step 2: Convert to fraction form
    218,272,063.20/327,408,094.80 = 109,114,081.80/x
  3. Step 3: Cross multiply
    218,272,063.20x = 327,408,094.80 × 109,114,081.80
  4. Step 4: Simplify right side
    218,272,063.20x = 35,724,833,637,989,356
  5. Step 5: Solve for x
    x = 35,724,833,637,989,356/218,272,063.20
  6. Step 6: Final answer
    x = 163,671,122.70

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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.