Home / 8,642,404,517.86-11,926,530,336.63-4,682,106,185.86

Finding the Fourth Proportional to 8,642,404,517.86, 11,926,530,336.63 and 4,682,106,185.86

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Solution

The fourth proportional to 8,642,404,517.86, 11,926,530,336.63 and 4,682,106,185.86 is: 6,461,313,092.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,642,404,517.86 : 11,926,530,336.63 = 4,682,106,185.86 : x
  2. Step 2: Convert to fraction form
    8,642,404,517.86/11,926,530,336.63 = 4,682,106,185.86/x
  3. Step 3: Cross multiply
    8,642,404,517.86x = 11,926,530,336.63 × 4,682,106,185.86
  4. Step 4: Simplify right side
    8,642,404,517.86x = 55,841,281,464,982,265,856
  5. Step 5: Solve for x
    x = 55,841,281,464,982,265,856/8,642,404,517.86
  6. Step 6: Final answer
    x = 6,461,313,092.85

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Double scale
Find fourth proportional to 8,642,404,518.86, 11,926,530,338.01 and 4,682,106,186.86
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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.