Home / 120,944,807.37-166,918,003.74-68,741,690.10

Finding the Fourth Proportional to 120,944,807.37, 166,918,003.74 and 68,741,690.10

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Solution

The fourth proportional to 120,944,807.37, 166,918,003.74 and 68,741,690.10 is: 94,871,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,944,807.37 : 166,918,003.74 = 68,741,690.10 : x
  2. Step 2: Convert to fraction form
    120,944,807.37/166,918,003.74 = 68,741,690.10/x
  3. Step 3: Cross multiply
    120,944,807.37x = 166,918,003.74 × 68,741,690.10
  4. Step 4: Simplify right side
    120,944,807.37x = 11,474,225,685,205,720
  5. Step 5: Solve for x
    x = 11,474,225,685,205,720/120,944,807.37
  6. Step 6: Final answer
    x = 94,871,585.93

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Why These Related Problems?

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