Home / 892,146,881.82-1,338,071,893.91-270,214,246.65

Finding the Fourth Proportional to 892,146,881.82, 1,338,071,893.91 and 270,214,246.65

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Solution

The fourth proportional to 892,146,881.82, 1,338,071,893.91 and 270,214,246.65 is: 405,276,413.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,146,881.82 : 1,338,071,893.91 = 270,214,246.65 : x
  2. Step 2: Convert to fraction form
    892,146,881.82/1,338,071,893.91 = 270,214,246.65/x
  3. Step 3: Cross multiply
    892,146,881.82x = 1,338,071,893.91 × 270,214,246.65
  4. Step 4: Simplify right side
    892,146,881.82x = 361,566,088,775,078,272
  5. Step 5: Solve for x
    x = 361,566,088,775,078,272/892,146,881.82
  6. Step 6: Final answer
    x = 405,276,413.72

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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.