Home / 432,846,291.60-649,675,344.60-228,521,005.20

Finding the Fourth Proportional to 432,846,291.60, 649,675,344.60 and 228,521,005.20

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Solution

The fourth proportional to 432,846,291.60, 649,675,344.60 and 228,521,005.20 is: 342,995,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,846,291.60 : 649,675,344.60 = 228,521,005.20 : x
  2. Step 2: Convert to fraction form
    432,846,291.60/649,675,344.60 = 228,521,005.20/x
  3. Step 3: Cross multiply
    432,846,291.60x = 649,675,344.60 × 228,521,005.20
  4. Step 4: Simplify right side
    432,846,291.60x = 148,464,462,801,648,384
  5. Step 5: Solve for x
    x = 148,464,462,801,648,384/432,846,291.60
  6. Step 6: Final answer
    x = 342,995,806.32

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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.