Home / 161,282,665,181.58-222,570,099,742.88-89,024,743,664.64

Finding the Fourth Proportional to 161,282,665,181.58, 222,570,099,742.88 and 89,024,743,664.64

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Solution

The fourth proportional to 161,282,665,181.58, 222,570,099,742.88 and 89,024,743,664.64 is: 122,854,158,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,282,665,181.58 : 222,570,099,742.88 = 89,024,743,664.64 : x
  2. Step 2: Convert to fraction form
    161,282,665,181.58/222,570,099,742.88 = 89,024,743,664.64/x
  3. Step 3: Cross multiply
    161,282,665,181.58x = 222,570,099,742.88 × 89,024,743,664.64
  4. Step 4: Simplify right side
    161,282,665,181.58x = 19,814,246,077,023,249,235,968
  5. Step 5: Solve for x
    x = 19,814,246,077,023,249,235,968/161,282,665,181.58
  6. Step 6: Final answer
    x = 122,854,158,286.11

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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.