Home / 159,091,376.64-219,538,843.20-88,530,475.20

Finding the Fourth Proportional to 159,091,376.64, 219,538,843.20 and 88,530,475.20

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Solution

The fourth proportional to 159,091,376.64, 219,538,843.20 and 88,530,475.20 is: 122,168,017.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,091,376.64 : 219,538,843.20 = 88,530,475.20 : x
  2. Step 2: Convert to fraction form
    159,091,376.64/219,538,843.20 = 88,530,475.20/x
  3. Step 3: Cross multiply
    159,091,376.64x = 219,538,843.20 × 88,530,475.20
  4. Step 4: Simplify right side
    159,091,376.64x = 19,435,878,113,354,288
  5. Step 5: Solve for x
    x = 19,435,878,113,354,288/159,091,376.64
  6. Step 6: Final answer
    x = 122,168,017.68

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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.