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Finding the Fourth Proportional to 395,698,262.42, 593,374,183.22 and 162,368,894.54

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Solution

The fourth proportional to 395,698,262.42, 593,374,183.22 and 162,368,894.54 is: 243,482,267.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,698,262.42 : 593,374,183.22 = 162,368,894.54 : x
  2. Step 2: Convert to fraction form
    395,698,262.42/593,374,183.22 = 162,368,894.54/x
  3. Step 3: Cross multiply
    395,698,262.42x = 593,374,183.22 × 162,368,894.54
  4. Step 4: Simplify right side
    395,698,262.42x = 96,345,510,178,006,816
  5. Step 5: Solve for x
    x = 96,345,510,178,006,816/395,698,262.42
  6. Step 6: Final answer
    x = 243,482,267.50

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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.