Home / 195,613,338.40-293,420,007.60-127,588,890.40

Finding the Fourth Proportional to 195,613,338.40, 293,420,007.60 and 127,588,890.40

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Solution

The fourth proportional to 195,613,338.40, 293,420,007.60 and 127,588,890.40 is: 191,383,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,613,338.40 : 293,420,007.60 = 127,588,890.40 : x
  2. Step 2: Convert to fraction form
    195,613,338.40/293,420,007.60 = 127,588,890.40/x
  3. Step 3: Cross multiply
    195,613,338.40x = 293,420,007.60 × 127,588,890.40
  4. Step 4: Simplify right side
    195,613,338.40x = 37,437,133,190,843,568
  5. Step 5: Solve for x
    x = 37,437,133,190,843,568/195,613,338.40
  6. Step 6: Final answer
    x = 191,383,335.60

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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.