Home / 168,179,907.80-252,269,861.70-59,128,214.60

Finding the Fourth Proportional to 168,179,907.80, 252,269,861.70 and 59,128,214.60

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Solution

The fourth proportional to 168,179,907.80, 252,269,861.70 and 59,128,214.60 is: 88,692,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,179,907.80 : 252,269,861.70 = 59,128,214.60 : x
  2. Step 2: Convert to fraction form
    168,179,907.80/252,269,861.70 = 59,128,214.60/x
  3. Step 3: Cross multiply
    168,179,907.80x = 252,269,861.70 × 59,128,214.60
  4. Step 4: Simplify right side
    168,179,907.80x = 14,916,266,519,709,920
  5. Step 5: Solve for x
    x = 14,916,266,519,709,920/168,179,907.80
  6. Step 6: Final answer
    x = 88,692,321.90

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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.