Home / 117,719,459.44-162,451,564.82-64,795,035.58

Finding the Fourth Proportional to 117,719,459.44, 162,451,564.82 and 64,795,035.58

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Solution

The fourth proportional to 117,719,459.44, 162,451,564.82 and 64,795,035.58 is: 89,416,439.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,719,459.44 : 162,451,564.82 = 64,795,035.58 : x
  2. Step 2: Convert to fraction form
    117,719,459.44/162,451,564.82 = 64,795,035.58/x
  3. Step 3: Cross multiply
    117,719,459.44x = 162,451,564.82 × 64,795,035.58
  4. Step 4: Simplify right side
    117,719,459.44x = 10,526,054,922,538,576
  5. Step 5: Solve for x
    x = 10,526,054,922,538,576/117,719,459.44
  6. Step 6: Final answer
    x = 89,416,439.50

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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.