Home / 76,867,702,151.80-115,318,939,326.90-41,494,298,313.64

Finding the Fourth Proportional to 76,867,702,151.80, 115,318,939,326.90 and 41,494,298,313.64

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Solution

The fourth proportional to 76,867,702,151.80, 115,318,939,326.90 and 41,494,298,313.64 is: 62,250,832,738.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,867,702,151.80 : 115,318,939,326.90 = 41,494,298,313.64 : x
  2. Step 2: Convert to fraction form
    76,867,702,151.80/115,318,939,326.90 = 41,494,298,313.64/x
  3. Step 3: Cross multiply
    76,867,702,151.80x = 115,318,939,326.90 × 41,494,298,313.64
  4. Step 4: Simplify right side
    76,867,702,151.80x = 4,785,078,469,642,940,317,696
  5. Step 5: Solve for x
    x = 4,785,078,469,642,940,317,696/76,867,702,151.80
  6. Step 6: Final answer
    x = 62,250,832,738.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.