Home / 225,455,497.80-338,183,246.70-148,865,008.20

Finding the Fourth Proportional to 225,455,497.80, 338,183,246.70 and 148,865,008.20

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Solution

The fourth proportional to 225,455,497.80, 338,183,246.70 and 148,865,008.20 is: 223,297,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,455,497.80 : 338,183,246.70 = 148,865,008.20 : x
  2. Step 2: Convert to fraction form
    225,455,497.80/338,183,246.70 = 148,865,008.20/x
  3. Step 3: Cross multiply
    225,455,497.80x = 338,183,246.70 × 148,865,008.20
  4. Step 4: Simplify right side
    225,455,497.80x = 50,343,651,793,098,120
  5. Step 5: Solve for x
    x = 50,343,651,793,098,120/225,455,497.80
  6. Step 6: Final answer
    x = 223,297,512.30

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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.