Home / 303,946,558.30-419,446,609.05-164,717,319.70

Finding the Fourth Proportional to 303,946,558.30, 419,446,609.05 and 164,717,319.70

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Solution

The fourth proportional to 303,946,558.30, 419,446,609.05 and 164,717,319.70 is: 227,310,095.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,946,558.30 : 419,446,609.05 = 164,717,319.70 : x
  2. Step 2: Convert to fraction form
    303,946,558.30/419,446,609.05 = 164,717,319.70/x
  3. Step 3: Cross multiply
    303,946,558.30x = 419,446,609.05 × 164,717,319.70
  4. Step 4: Simplify right side
    303,946,558.30x = 69,090,121,199,969,760
  5. Step 5: Solve for x
    x = 69,090,121,199,969,760/303,946,558.30
  6. Step 6: Final answer
    x = 227,310,095.52

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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.