Home / 117,321,184.44-161,892,536.40-69,628,214.88

Finding the Fourth Proportional to 117,321,184.44, 161,892,536.40 and 69,628,214.88

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Solution

The fourth proportional to 117,321,184.44, 161,892,536.40 and 69,628,214.88 is: 96,080,587.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,321,184.44 : 161,892,536.40 = 69,628,214.88 : x
  2. Step 2: Convert to fraction form
    117,321,184.44/161,892,536.40 = 69,628,214.88/x
  3. Step 3: Cross multiply
    117,321,184.44x = 161,892,536.40 × 69,628,214.88
  4. Step 4: Simplify right side
    117,321,184.44x = 11,272,288,311,927,422
  5. Step 5: Solve for x
    x = 11,272,288,311,927,422/117,321,184.44
  6. Step 6: Final answer
    x = 96,080,587.37

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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.