Home / 168,137,422.64-232,029,538.44-90,875,086.64

Finding the Fourth Proportional to 168,137,422.64, 232,029,538.44 and 90,875,086.64

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Solution

The fourth proportional to 168,137,422.64, 232,029,538.44 and 90,875,086.64 is: 125,407,562.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,137,422.64 : 232,029,538.44 = 90,875,086.64 : x
  2. Step 2: Convert to fraction form
    168,137,422.64/232,029,538.44 = 90,875,086.64/x
  3. Step 3: Cross multiply
    168,137,422.64x = 232,029,538.44 × 90,875,086.64
  4. Step 4: Simplify right side
    168,137,422.64x = 21,085,704,408,774,212
  5. Step 5: Solve for x
    x = 21,085,704,408,774,212/168,137,422.64
  6. Step 6: Final answer
    x = 125,407,562.92

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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.