Home / 122,885,353.94-184,400,751.39-45,216,797.72

Finding the Fourth Proportional to 122,885,353.94, 184,400,751.39 and 45,216,797.72

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Solution

The fourth proportional to 122,885,353.94, 184,400,751.39 and 45,216,797.72 is: 67,851,954.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,885,353.94 : 184,400,751.39 = 45,216,797.72 : x
  2. Step 2: Convert to fraction form
    122,885,353.94/184,400,751.39 = 45,216,797.72/x
  3. Step 3: Cross multiply
    122,885,353.94x = 184,400,751.39 × 45,216,797.72
  4. Step 4: Simplify right side
    122,885,353.94x = 8,338,011,474,963,141
  5. Step 5: Solve for x
    x = 8,338,011,474,963,141/122,885,353.94
  6. Step 6: Final answer
    x = 67,851,954.75

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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.