Home / 231,824,331.20-347,736,496.80-104,422,347.20

Finding the Fourth Proportional to 231,824,331.20, 347,736,496.80 and 104,422,347.20

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Solution

The fourth proportional to 231,824,331.20, 347,736,496.80 and 104,422,347.20 is: 156,633,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,824,331.20 : 347,736,496.80 = 104,422,347.20 : x
  2. Step 2: Convert to fraction form
    231,824,331.20/347,736,496.80 = 104,422,347.20/x
  3. Step 3: Cross multiply
    231,824,331.20x = 347,736,496.80 × 104,422,347.20
  4. Step 4: Simplify right side
    231,824,331.20x = 36,311,461,202,961,288
  5. Step 5: Solve for x
    x = 36,311,461,202,961,288/231,824,331.20
  6. Step 6: Final answer
    x = 156,633,520.80

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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.