Home / 117,719,458.44-162,451,563.44-64,795,034.58

Finding the Fourth Proportional to 117,719,458.44, 162,451,563.44 and 64,795,034.58

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Solution

The fourth proportional to 117,719,458.44, 162,451,563.44 and 64,795,034.58 is: 89,416,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,719,458.44 : 162,451,563.44 = 64,795,034.58 : x
  2. Step 2: Convert to fraction form
    117,719,458.44/162,451,563.44 = 64,795,034.58/x
  3. Step 3: Cross multiply
    117,719,458.44x = 162,451,563.44 × 64,795,034.58
  4. Step 4: Simplify right side
    117,719,458.44x = 10,526,054,670,831,850
  5. Step 5: Solve for x
    x = 10,526,054,670,831,850/117,719,458.44
  6. Step 6: Final answer
    x = 89,416,438.11

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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.