Home / 238,250,228.80-357,375,343.20-156,620,891.20

Finding the Fourth Proportional to 238,250,228.80, 357,375,343.20 and 156,620,891.20

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Solution

The fourth proportional to 238,250,228.80, 357,375,343.20 and 156,620,891.20 is: 234,931,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,250,228.80 : 357,375,343.20 = 156,620,891.20 : x
  2. Step 2: Convert to fraction form
    238,250,228.80/357,375,343.20 = 156,620,891.20/x
  3. Step 3: Cross multiply
    238,250,228.80x = 357,375,343.20 × 156,620,891.20
  4. Step 4: Simplify right side
    238,250,228.80x = 55,972,444,744,889,856
  5. Step 5: Solve for x
    x = 55,972,444,744,889,856/238,250,228.80
  6. Step 6: Final answer
    x = 234,931,336.80

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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.