Home / 222,077,844-306,477,003.12-122,958,593.76

Finding the Fourth Proportional to 222,077,844, 306,477,003.12 and 122,958,593.76

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Solution

The fourth proportional to 222,077,844, 306,477,003.12 and 122,958,593.76 is: 169,688,162.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,077,844 : 306,477,003.12 = 122,958,593.76 : x
  2. Step 2: Convert to fraction form
    222,077,844/306,477,003.12 = 122,958,593.76/x
  3. Step 3: Cross multiply
    222,077,844x = 306,477,003.12 × 122,958,593.76
  4. Step 4: Simplify right side
    222,077,844x = 37,683,981,323,414,336
  5. Step 5: Solve for x
    x = 37,683,981,323,414,336/222,077,844
  6. Step 6: Final answer
    x = 169,688,162.69

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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.