Home / 236,198,213.40-354,297,320.10-216,109,743.60

Finding the Fourth Proportional to 236,198,213.40, 354,297,320.10 and 216,109,743.60

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Solution

The fourth proportional to 236,198,213.40, 354,297,320.10 and 216,109,743.60 is: 324,164,615.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,198,213.40 : 354,297,320.10 = 216,109,743.60 : x
  2. Step 2: Convert to fraction form
    236,198,213.40/354,297,320.10 = 216,109,743.60/x
  3. Step 3: Cross multiply
    236,198,213.40x = 354,297,320.10 × 216,109,743.60
  4. Step 4: Simplify right side
    236,198,213.40x = 76,567,103,004,978,128
  5. Step 5: Solve for x
    x = 76,567,103,004,978,128/236,198,213.40
  6. Step 6: Final answer
    x = 324,164,615.40

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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.