Home / 8,416,409,912.39-11,614,638,098.65-4,750,858,007.74

Finding the Fourth Proportional to 8,416,409,912.39, 11,614,638,098.65 and 4,750,858,007.74

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Solution

The fourth proportional to 8,416,409,912.39, 11,614,638,098.65 and 4,750,858,007.74 is: 6,556,179,771.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416,409,912.39 : 11,614,638,098.65 = 4,750,858,007.74 : x
  2. Step 2: Convert to fraction form
    8,416,409,912.39/11,614,638,098.65 = 4,750,858,007.74/x
  3. Step 3: Cross multiply
    8,416,409,912.39x = 11,614,638,098.65 × 4,750,858,007.74
  4. Step 4: Simplify right side
    8,416,409,912.39x = 55,179,496,417,958,977,536
  5. Step 5: Solve for x
    x = 55,179,496,417,958,977,536/8,416,409,912.39
  6. Step 6: Final answer
    x = 6,556,179,771.71

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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.