Home / 143,632,576.28-215,479,127.07-46,580,716.31

Finding the Fourth Proportional to 143,632,576.28, 215,479,127.07 and 46,580,716.31

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Solution

The fourth proportional to 143,632,576.28, 215,479,127.07 and 46,580,716.31 is: 69,880,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,632,576.28 : 215,479,127.07 = 46,580,716.31 : x
  2. Step 2: Convert to fraction form
    143,632,576.28/215,479,127.07 = 46,580,716.31/x
  3. Step 3: Cross multiply
    143,632,576.28x = 215,479,127.07 × 46,580,716.31
  4. Step 4: Simplify right side
    143,632,576.28x = 10,037,172,087,696,716
  5. Step 5: Solve for x
    x = 10,037,172,087,696,716/143,632,576.28
  6. Step 6: Final answer
    x = 69,880,888.78

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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.