Home / 379,410,010.80-569,115,016.20-226,355,002.80

Finding the Fourth Proportional to 379,410,010.80, 569,115,016.20 and 226,355,002.80

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Solution

The fourth proportional to 379,410,010.80, 569,115,016.20 and 226,355,002.80 is: 339,532,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,410,010.80 : 569,115,016.20 = 226,355,002.80 : x
  2. Step 2: Convert to fraction form
    379,410,010.80/569,115,016.20 = 226,355,002.80/x
  3. Step 3: Cross multiply
    379,410,010.80x = 569,115,016.20 × 226,355,002.80
  4. Step 4: Simplify right side
    379,410,010.80x = 128,822,031,085,473,056
  5. Step 5: Solve for x
    x = 128,822,031,085,473,056/379,410,010.80
  6. Step 6: Final answer
    x = 339,532,504.20

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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.