Home / 117,067,126,034.25-161,552,633,911.61-66,318,068,697.93

Finding the Fourth Proportional to 117,067,126,034.25, 161,552,633,911.61 and 66,318,068,697.93

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Solution

The fourth proportional to 117,067,126,034.25, 161,552,633,911.61 and 66,318,068,697.93 is: 91,518,934,794.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,067,126,034.25 : 161,552,633,911.61 = 66,318,068,697.93 : x
  2. Step 2: Convert to fraction form
    117,067,126,034.25/161,552,633,911.61 = 66,318,068,697.93/x
  3. Step 3: Cross multiply
    117,067,126,034.25x = 161,552,633,911.61 × 66,318,068,697.93
  4. Step 4: Simplify right side
    117,067,126,034.25x = 10,713,858,674,081,686,093,824
  5. Step 5: Solve for x
    x = 10,713,858,674,081,686,093,824/117,067,126,034.25
  6. Step 6: Final answer
    x = 91,518,934,794.27

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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.