Home / 432,768,346.20-649,577,672.10-214,664,959.80

Finding the Fourth Proportional to 432,768,346.20, 649,577,672.10 and 214,664,959.80

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Solution

The fourth proportional to 432,768,346.20, 649,577,672.10 and 214,664,959.80 is: 322,208,327.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,768,346.20 : 649,577,672.10 = 214,664,959.80 : x
  2. Step 2: Convert to fraction form
    432,768,346.20/649,577,672.10 = 214,664,959.80/x
  3. Step 3: Cross multiply
    432,768,346.20x = 649,577,672.10 × 214,664,959.80
  4. Step 4: Simplify right side
    432,768,346.20x = 139,441,564,868,324,096
  5. Step 5: Solve for x
    x = 139,441,564,868,324,096/432,768,346.20
  6. Step 6: Final answer
    x = 322,208,327.14

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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.