Home / 188,991,625.60-283,487,438.40-161,781,846.40

Finding the Fourth Proportional to 188,991,625.60, 283,487,438.40 and 161,781,846.40

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Solution

The fourth proportional to 188,991,625.60, 283,487,438.40 and 161,781,846.40 is: 242,672,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,991,625.60 : 283,487,438.40 = 161,781,846.40 : x
  2. Step 2: Convert to fraction form
    188,991,625.60/283,487,438.40 = 161,781,846.40/x
  3. Step 3: Cross multiply
    188,991,625.60x = 283,487,438.40 × 161,781,846.40
  4. Step 4: Simplify right side
    188,991,625.60x = 45,863,121,215,558,256
  5. Step 5: Solve for x
    x = 45,863,121,215,558,256/188,991,625.60
  6. Step 6: Final answer
    x = 242,672,769.60

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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.