Home / 227,086,075.03-313,378,920.83-122,664,192.49

Finding the Fourth Proportional to 227,086,075.03, 313,378,920.83 and 122,664,192.49

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Solution

The fourth proportional to 227,086,075.03, 313,378,920.83 and 122,664,192.49 is: 169,276,659.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,086,075.03 : 313,378,920.83 = 122,664,192.49 : x
  2. Step 2: Convert to fraction form
    227,086,075.03/313,378,920.83 = 122,664,192.49/x
  3. Step 3: Cross multiply
    227,086,075.03x = 313,378,920.83 × 122,664,192.49
  4. Step 4: Simplify right side
    227,086,075.03x = 38,440,372,265,432,696
  5. Step 5: Solve for x
    x = 38,440,372,265,432,696/227,086,075.03
  6. Step 6: Final answer
    x = 169,276,659.79

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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.