Home / 132,284,885.43-198,414,497.73-40,169,421.07

Finding the Fourth Proportional to 132,284,885.43, 198,414,497.73 and 40,169,421.07

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Solution

The fourth proportional to 132,284,885.43, 198,414,497.73 and 40,169,421.07 is: 60,250,235.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,284,885.43 : 198,414,497.73 = 40,169,421.07 : x
  2. Step 2: Convert to fraction form
    132,284,885.43/198,414,497.73 = 40,169,421.07/x
  3. Step 3: Cross multiply
    132,284,885.43x = 198,414,497.73 × 40,169,421.07
  4. Step 4: Simplify right side
    132,284,885.43x = 7,970,195,505,708,929
  5. Step 5: Solve for x
    x = 7,970,195,505,708,929/132,284,885.43
  6. Step 6: Final answer
    x = 60,250,235.54

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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.