Home / 324,375,111.79-447,614,415.20-190,418,467.18

Finding the Fourth Proportional to 324,375,111.79, 447,614,415.20 and 190,418,467.18

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Solution

The fourth proportional to 324,375,111.79, 447,614,415.20 and 190,418,467.18 is: 262,763,842.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,375,111.79 : 447,614,415.20 = 190,418,467.18 : x
  2. Step 2: Convert to fraction form
    324,375,111.79/447,614,415.20 = 190,418,467.18/x
  3. Step 3: Cross multiply
    324,375,111.79x = 447,614,415.20 × 190,418,467.18
  4. Step 4: Simplify right side
    324,375,111.79x = 85,234,050,830,056,096
  5. Step 5: Solve for x
    x = 85,234,050,830,056,096/324,375,111.79
  6. Step 6: Final answer
    x = 262,763,842.64

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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.