Home / 226,648,421.60-339,972,632.40-221,609,573.60

Finding the Fourth Proportional to 226,648,421.60, 339,972,632.40 and 221,609,573.60

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Solution

The fourth proportional to 226,648,421.60, 339,972,632.40 and 221,609,573.60 is: 332,414,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,648,421.60 : 339,972,632.40 = 221,609,573.60 : x
  2. Step 2: Convert to fraction form
    226,648,421.60/339,972,632.40 = 221,609,573.60/x
  3. Step 3: Cross multiply
    226,648,421.60x = 339,972,632.40 × 221,609,573.60
  4. Step 4: Simplify right side
    226,648,421.60x = 75,341,190,101,833,536
  5. Step 5: Solve for x
    x = 75,341,190,101,833,536/226,648,421.60
  6. Step 6: Final answer
    x = 332,414,360.40

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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.