Home / 132,285,415.56-198,415,292.48-40,169,950.50

Finding the Fourth Proportional to 132,285,415.56, 198,415,292.48 and 40,169,950.50

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Solution

The fourth proportional to 132,285,415.56, 198,415,292.48 and 40,169,950.50 is: 60,251,029.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,285,415.56 : 198,415,292.48 = 40,169,950.50 : x
  2. Step 2: Convert to fraction form
    132,285,415.56/198,415,292.48 = 40,169,950.50/x
  3. Step 3: Cross multiply
    132,285,415.56x = 198,415,292.48 × 40,169,950.50
  4. Step 4: Simplify right side
    132,285,415.56x = 7,970,332,477,163,772
  5. Step 5: Solve for x
    x = 7,970,332,477,163,772/132,285,415.56
  6. Step 6: Final answer
    x = 60,251,029.51

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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.