Home / 248,239,450.43-342,570,425.34-143,878,056.24

Finding the Fourth Proportional to 248,239,450.43, 342,570,425.34 and 143,878,056.24

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Solution

The fourth proportional to 248,239,450.43, 342,570,425.34 and 143,878,056.24 is: 198,551,708.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,239,450.43 : 342,570,425.34 = 143,878,056.24 : x
  2. Step 2: Convert to fraction form
    248,239,450.43/342,570,425.34 = 143,878,056.24/x
  3. Step 3: Cross multiply
    248,239,450.43x = 342,570,425.34 × 143,878,056.24
  4. Step 4: Simplify right side
    248,239,450.43x = 49,288,366,923,229,240
  5. Step 5: Solve for x
    x = 49,288,366,923,229,240/248,239,450.43
  6. Step 6: Final answer
    x = 198,551,708.19

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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.