Home / 193,543,004.40-290,314,506.60-178,090,537.20

Finding the Fourth Proportional to 193,543,004.40, 290,314,506.60 and 178,090,537.20

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Solution

The fourth proportional to 193,543,004.40, 290,314,506.60 and 178,090,537.20 is: 267,135,805.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,543,004.40 : 290,314,506.60 = 178,090,537.20 : x
  2. Step 2: Convert to fraction form
    193,543,004.40/290,314,506.60 = 178,090,537.20/x
  3. Step 3: Cross multiply
    193,543,004.40x = 290,314,506.60 × 178,090,537.20
  4. Step 4: Simplify right side
    193,543,004.40x = 51,702,266,437,346,944
  5. Step 5: Solve for x
    x = 51,702,266,437,346,944/193,543,004.40
  6. Step 6: Final answer
    x = 267,135,805.80

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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.