Home / 168,179,905.80-252,269,858.70-59,128,212.60

Finding the Fourth Proportional to 168,179,905.80, 252,269,858.70 and 59,128,212.60

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Solution

The fourth proportional to 168,179,905.80, 252,269,858.70 and 59,128,212.60 is: 88,692,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,179,905.80 : 252,269,858.70 = 59,128,212.60 : x
  2. Step 2: Convert to fraction form
    168,179,905.80/252,269,858.70 = 59,128,212.60/x
  3. Step 3: Cross multiply
    168,179,905.80x = 252,269,858.70 × 59,128,212.60
  4. Step 4: Simplify right side
    168,179,905.80x = 14,916,265,837,785,560
  5. Step 5: Solve for x
    x = 14,916,265,837,785,560/168,179,905.80
  6. Step 6: Final answer
    x = 88,692,318.90

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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.