Home / 132,285,425.51-198,415,307.39-40,169,960.46

Finding the Fourth Proportional to 132,285,425.51, 198,415,307.39 and 40,169,960.46

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Solution

The fourth proportional to 132,285,425.51, 198,415,307.39 and 40,169,960.46 is: 60,251,044.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,285,425.51 : 198,415,307.39 = 40,169,960.46 : x
  2. Step 2: Convert to fraction form
    132,285,425.51/198,415,307.39 = 40,169,960.46/x
  3. Step 3: Cross multiply
    132,285,425.51x = 198,415,307.39 × 40,169,960.46
  4. Step 4: Simplify right side
    132,285,425.51x = 7,970,335,052,314,196
  5. Step 5: Solve for x
    x = 7,970,335,052,314,196/132,285,425.51
  6. Step 6: Final answer
    x = 60,251,044.45

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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.