Home / 201,397,446.40-301,919,022.60-136,490,785.60

Finding the Fourth Proportional to 201,397,446.40, 301,919,022.60 and 136,490,785.60

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Solution

The fourth proportional to 201,397,446.40, 301,919,022.60 and 136,490,785.60 is: 204,616,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,397,446.40 : 301,919,022.60 = 136,490,785.60 : x
  2. Step 2: Convert to fraction form
    201,397,446.40/301,919,022.60 = 136,490,785.60/x
  3. Step 3: Cross multiply
    201,397,446.40x = 301,919,022.60 × 136,490,785.60
  4. Step 4: Simplify right side
    201,397,446.40x = 41,209,164,582,258,160
  5. Step 5: Solve for x
    x = 41,209,164,582,258,160/201,397,446.40
  6. Step 6: Final answer
    x = 204,616,122.59

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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.