Home / 222,429,099.20-306,949,192.96-124,645,864.64

Finding the Fourth Proportional to 222,429,099.20, 306,949,192.96 and 124,645,864.64

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Solution

The fourth proportional to 222,429,099.20, 306,949,192.96 and 124,645,864.64 is: 172,009,632.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,429,099.20 : 306,949,192.96 = 124,645,864.64 : x
  2. Step 2: Convert to fraction form
    222,429,099.20/306,949,192.96 = 124,645,864.64/x
  3. Step 3: Cross multiply
    222,429,099.20x = 306,949,192.96 × 124,645,864.64
  4. Step 4: Simplify right side
    222,429,099.20x = 38,259,947,557,049,400
  5. Step 5: Solve for x
    x = 38,259,947,557,049,400/222,429,099.20
  6. Step 6: Final answer
    x = 172,009,632.26

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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.