Home / 188,939,497.20-283,409,245.80-156,654,456.45

Finding the Fourth Proportional to 188,939,497.20, 283,409,245.80 and 156,654,456.45

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Solution

The fourth proportional to 188,939,497.20, 283,409,245.80 and 156,654,456.45 is: 234,981,684.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,939,497.20 : 283,409,245.80 = 156,654,456.45 : x
  2. Step 2: Convert to fraction form
    188,939,497.20/283,409,245.80 = 156,654,456.45/x
  3. Step 3: Cross multiply
    188,939,497.20x = 283,409,245.80 × 156,654,456.45
  4. Step 4: Simplify right side
    188,939,497.20x = 44,397,321,353,703,440
  5. Step 5: Solve for x
    x = 44,397,321,353,703,440/188,939,497.20
  6. Step 6: Final answer
    x = 234,981,684.68

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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.