Home / 5,518,972,187.40-7,616,212,553.70-3,140,110,067.16

Finding the Fourth Proportional to 5,518,972,187.40, 7,616,212,553.70 and 3,140,110,067.16

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Solution

The fourth proportional to 5,518,972,187.40, 7,616,212,553.70 and 3,140,110,067.16 is: 4,333,369,493.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518,972,187.40 : 7,616,212,553.70 = 3,140,110,067.16 : x
  2. Step 2: Convert to fraction form
    5,518,972,187.40/7,616,212,553.70 = 3,140,110,067.16/x
  3. Step 3: Cross multiply
    5,518,972,187.40x = 7,616,212,553.70 × 3,140,110,067.16
  4. Step 4: Simplify right side
    5,518,972,187.40x = 23,915,745,713,503,739,904
  5. Step 5: Solve for x
    x = 23,915,745,713,503,739,904/5,518,972,187.40
  6. Step 6: Final answer
    x = 4,333,369,493.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.