Home / 408,670,273.08-613,196,728.38-178,609,464.18

Finding the Fourth Proportional to 408,670,273.08, 613,196,728.38 and 178,609,464.18

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Solution

The fourth proportional to 408,670,273.08, 613,196,728.38 and 178,609,464.18 is: 267,997,812.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,670,273.08 : 613,196,728.38 = 178,609,464.18 : x
  2. Step 2: Convert to fraction form
    408,670,273.08/613,196,728.38 = 178,609,464.18/x
  3. Step 3: Cross multiply
    408,670,273.08x = 613,196,728.38 × 178,609,464.18
  4. Step 4: Simplify right side
    408,670,273.08x = 109,522,739,092,880,800
  5. Step 5: Solve for x
    x = 109,522,739,092,880,800/408,670,273.08
  6. Step 6: Final answer
    x = 267,997,812.19

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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.