Home / 12,633,998,647.78-17,435,462,941.71-6,995,214,997.51

Finding the Fourth Proportional to 12,633,998,647.78, 17,435,462,941.71 and 6,995,214,997.51

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Solution

The fourth proportional to 12,633,998,647.78, 17,435,462,941.71 and 6,995,214,997.51 is: 9,653,698,346.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633,998,647.78 : 17,435,462,941.71 = 6,995,214,997.51 : x
  2. Step 2: Convert to fraction form
    12,633,998,647.78/17,435,462,941.71 = 6,995,214,997.51/x
  3. Step 3: Cross multiply
    12,633,998,647.78x = 17,435,462,941.71 × 6,995,214,997.51
  4. Step 4: Simplify right side
    12,633,998,647.78x = 121,964,811,858,379,620,352
  5. Step 5: Solve for x
    x = 121,964,811,858,379,620,352/12,633,998,647.78
  6. Step 6: Final answer
    x = 9,653,698,346.71

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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.