Home / 432,846,270.60-649,675,313.10-228,520,984.20

Finding the Fourth Proportional to 432,846,270.60, 649,675,313.10 and 228,520,984.20

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Solution

The fourth proportional to 432,846,270.60, 649,675,313.10 and 228,520,984.20 is: 342,995,774.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,846,270.60 : 649,675,313.10 = 228,520,984.20 : x
  2. Step 2: Convert to fraction form
    432,846,270.60/649,675,313.10 = 228,520,984.20/x
  3. Step 3: Cross multiply
    432,846,270.60x = 649,675,313.10 × 228,520,984.20
  4. Step 4: Simplify right side
    432,846,270.60x = 148,464,441,960,055,136
  5. Step 5: Solve for x
    x = 148,464,441,960,055,136/432,846,270.60
  6. Step 6: Final answer
    x = 342,995,774.81

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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.