Home / 143,959,422.42-215,954,338.14-46,922,724.50

Finding the Fourth Proportional to 143,959,422.42, 215,954,338.14 and 46,922,724.50

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Solution

The fourth proportional to 143,959,422.42, 215,954,338.14 and 46,922,724.50 is: 70,389,042.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,959,422.42 : 215,954,338.14 = 46,922,724.50 : x
  2. Step 2: Convert to fraction form
    143,959,422.42/215,954,338.14 = 46,922,724.50/x
  3. Step 3: Cross multiply
    143,959,422.42x = 215,954,338.14 × 46,922,724.50
  4. Step 4: Simplify right side
    143,959,422.42x = 10,133,165,912,043,290
  5. Step 5: Solve for x
    x = 10,133,165,912,043,290/143,959,422.42
  6. Step 6: Final answer
    x = 70,389,042.56

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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.