Home / 143,796,367.80-215,694,551.70-92,140,302.60

Finding the Fourth Proportional to 143,796,367.80, 215,694,551.70 and 92,140,302.60

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Solution

The fourth proportional to 143,796,367.80, 215,694,551.70 and 92,140,302.60 is: 138,210,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,796,367.80 : 215,694,551.70 = 92,140,302.60 : x
  2. Step 2: Convert to fraction form
    143,796,367.80/215,694,551.70 = 92,140,302.60/x
  3. Step 3: Cross multiply
    143,796,367.80x = 215,694,551.70 × 92,140,302.60
  4. Step 4: Simplify right side
    143,796,367.80x = 19,874,161,262,809,344
  5. Step 5: Solve for x
    x = 19,874,161,262,809,344/143,796,367.80
  6. Step 6: Final answer
    x = 138,210,453.90

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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.