Home / 205,476,964.76-308,184,305.28-55,923,081.80

Finding the Fourth Proportional to 205,476,964.76, 308,184,305.28 and 55,923,081.80

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Solution

The fourth proportional to 205,476,964.76, 308,184,305.28 and 55,923,081.80 is: 83,876,147.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,476,964.76 : 308,184,305.28 = 55,923,081.80 : x
  2. Step 2: Convert to fraction form
    205,476,964.76/308,184,305.28 = 55,923,081.80/x
  3. Step 3: Cross multiply
    205,476,964.76x = 308,184,305.28 × 55,923,081.80
  4. Step 4: Simplify right side
    205,476,964.76x = 17,234,616,114,500,054
  5. Step 5: Solve for x
    x = 17,234,616,114,500,054/205,476,964.76
  6. Step 6: Final answer
    x = 83,876,147.06

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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.