Home / 117,067,126,035.25-161,552,633,912.99-66,318,068,698.93

Finding the Fourth Proportional to 117,067,126,035.25, 161,552,633,912.99 and 66,318,068,698.93

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Solution

The fourth proportional to 117,067,126,035.25, 161,552,633,912.99 and 66,318,068,698.93 is: 91,518,934,795.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,067,126,035.25 : 161,552,633,912.99 = 66,318,068,698.93 : x
  2. Step 2: Convert to fraction form
    117,067,126,035.25/161,552,633,912.99 = 66,318,068,698.93/x
  3. Step 3: Cross multiply
    117,067,126,035.25x = 161,552,633,912.99 × 66,318,068,698.93
  4. Step 4: Simplify right side
    117,067,126,035.25x = 10,713,858,674,334,757,814,272
  5. Step 5: Solve for x
    x = 10,713,858,674,334,757,814,272/117,067,126,035.25
  6. Step 6: Final answer
    x = 91,518,934,795.65

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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.