Home / 8,086,530,653.78-12,184,992,509.39-6,644,963,227.07

Finding the Fourth Proportional to 8,086,530,653.78, 12,184,992,509.39 and 6,644,963,227.07

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Solution

The fourth proportional to 8,086,530,653.78, 12,184,992,509.39 and 6,644,963,227.07 is: 10,012,801,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,530,653.78 : 12,184,992,509.39 = 6,644,963,227.07 : x
  2. Step 2: Convert to fraction form
    8,086,530,653.78/12,184,992,509.39 = 6,644,963,227.07/x
  3. Step 3: Cross multiply
    8,086,530,653.78x = 12,184,992,509.39 × 6,644,963,227.07
  4. Step 4: Simplify right side
    8,086,530,653.78x = 80,968,827,147,019,943,936
  5. Step 5: Solve for x
    x = 80,968,827,147,019,943,936/8,086,530,653.78
  6. Step 6: Final answer
    x = 10,012,801,609.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.