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Finding the Fourth Proportional to 368,066,369.60, 551,630,661.60 and 195,625,793.60

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Solution

The fourth proportional to 368,066,369.60, 551,630,661.60 and 195,625,793.60 is: 293,189,475.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,066,369.60 : 551,630,661.60 = 195,625,793.60 : x
  2. Step 2: Convert to fraction form
    368,066,369.60/551,630,661.60 = 195,625,793.60/x
  3. Step 3: Cross multiply
    368,066,369.60x = 551,630,661.60 × 195,625,793.60
  4. Step 4: Simplify right side
    368,066,369.60x = 107,913,185,949,593,040
  5. Step 5: Solve for x
    x = 107,913,185,949,593,040/368,066,369.60
  6. Step 6: Final answer
    x = 293,189,475.76

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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.