Home / 327,109,969.60-490,664,954.40-218,270,852.80

Finding the Fourth Proportional to 327,109,969.60, 490,664,954.40 and 218,270,852.80

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Solution

The fourth proportional to 327,109,969.60, 490,664,954.40 and 218,270,852.80 is: 327,406,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,109,969.60 : 490,664,954.40 = 218,270,852.80 : x
  2. Step 2: Convert to fraction form
    327,109,969.60/490,664,954.40 = 218,270,852.80/x
  3. Step 3: Cross multiply
    327,109,969.60x = 490,664,954.40 × 218,270,852.80
  4. Step 4: Simplify right side
    327,109,969.60x = 107,097,858,035,961,120
  5. Step 5: Solve for x
    x = 107,097,858,035,961,120/327,109,969.60
  6. Step 6: Final answer
    x = 327,406,279.20

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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.