Home / 360,611,995.28-540,738,877.41-114,936,662.48

Finding the Fourth Proportional to 360,611,995.28, 540,738,877.41 and 114,936,662.48

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Solution

The fourth proportional to 360,611,995.28, 540,738,877.41 and 114,936,662.48 is: 172,347,904.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,611,995.28 : 540,738,877.41 = 114,936,662.48 : x
  2. Step 2: Convert to fraction form
    360,611,995.28/540,738,877.41 = 114,936,662.48/x
  3. Step 3: Cross multiply
    360,611,995.28x = 540,738,877.41 × 114,936,662.48
  4. Step 4: Simplify right side
    360,611,995.28x = 62,150,721,839,983,568
  5. Step 5: Solve for x
    x = 62,150,721,839,983,568/360,611,995.28
  6. Step 6: Final answer
    x = 172,347,904.82

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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.