Home / 397,098,345.16-595,326,201.90-178,588,659.40

Finding the Fourth Proportional to 397,098,345.16, 595,326,201.90 and 178,588,659.40

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Solution

The fourth proportional to 397,098,345.16, 595,326,201.90 and 178,588,659.40 is: 267,738,482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,098,345.16 : 595,326,201.90 = 178,588,659.40 : x
  2. Step 2: Convert to fraction form
    397,098,345.16/595,326,201.90 = 178,588,659.40/x
  3. Step 3: Cross multiply
    397,098,345.16x = 595,326,201.90 × 178,588,659.40
  4. Step 4: Simplify right side
    397,098,345.16x = 106,318,508,303,014,736
  5. Step 5: Solve for x
    x = 106,318,508,303,014,736/397,098,345.16
  6. Step 6: Final answer
    x = 267,738,482.42

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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.