Home / 120,415,340.36-166,177,737.41-67,493,026.19

Finding the Fourth Proportional to 120,415,340.36, 166,177,737.41 and 67,493,026.19

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Solution

The fourth proportional to 120,415,340.36, 166,177,737.41 and 67,493,026.19 is: 93,142,936.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,415,340.36 : 166,177,737.41 = 67,493,026.19 : x
  2. Step 2: Convert to fraction form
    120,415,340.36/166,177,737.41 = 67,493,026.19/x
  3. Step 3: Cross multiply
    120,415,340.36x = 166,177,737.41 × 67,493,026.19
  4. Step 4: Simplify right side
    120,415,340.36x = 11,215,838,382,039,720
  5. Step 5: Solve for x
    x = 11,215,838,382,039,720/120,415,340.36
  6. Step 6: Final answer
    x = 93,142,936.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.