Home / 3,161,100,240-4,362,318,331.20-1,770,378,192

Finding the Fourth Proportional to 3,161,100,240, 4,362,318,331.20 and 1,770,378,192

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Solution

The fourth proportional to 3,161,100,240, 4,362,318,331.20 and 1,770,378,192 is: 2,443,121,904.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,100,240 : 4,362,318,331.20 = 1,770,378,192 : x
  2. Step 2: Convert to fraction form
    3,161,100,240/4,362,318,331.20 = 1,770,378,192/x
  3. Step 3: Cross multiply
    3,161,100,240x = 4,362,318,331.20 × 1,770,378,192
  4. Step 4: Simplify right side
    3,161,100,240x = 7,722,953,240,118,312,960
  5. Step 5: Solve for x
    x = 7,722,953,240,118,312,960/3,161,100,240
  6. Step 6: Final answer
    x = 2,443,121,904.96

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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.