Home / 218,672,094.80-327,630,228.60-103,408,446.80

Finding the Fourth Proportional to 218,672,094.80, 327,630,228.60 and 103,408,446.80

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Solution

The fourth proportional to 218,672,094.80, 327,630,228.60 and 103,408,446.80 is: 154,933,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,672,094.80 : 327,630,228.60 = 103,408,446.80 : x
  2. Step 2: Convert to fraction form
    218,672,094.80/327,630,228.60 = 103,408,446.80/x
  3. Step 3: Cross multiply
    218,672,094.80x = 327,630,228.60 × 103,408,446.80
  4. Step 4: Simplify right side
    218,672,094.80x = 33,879,733,064,254,940
  5. Step 5: Solve for x
    x = 33,879,733,064,254,940/218,672,094.80
  6. Step 6: Final answer
    x = 154,933,957.60

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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.