Home / 222,422,195.22-333,688,863.56-156,971,128.16

Finding the Fourth Proportional to 222,422,195.22, 333,688,863.56 and 156,971,128.16

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Solution

The fourth proportional to 222,422,195.22, 333,688,863.56 and 156,971,128.16 is: 235,495,910.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,422,195.22 : 333,688,863.56 = 156,971,128.16 : x
  2. Step 2: Convert to fraction form
    222,422,195.22/333,688,863.56 = 156,971,128.16/x
  3. Step 3: Cross multiply
    222,422,195.22x = 333,688,863.56 × 156,971,128.16
  4. Step 4: Simplify right side
    222,422,195.22x = 52,379,517,367,441,512
  5. Step 5: Solve for x
    x = 52,379,517,367,441,512/222,422,195.22
  6. Step 6: Final answer
    x = 235,495,910.45

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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.