Home / 162,021,137-223,591,268.58-88,680,704.36

Finding the Fourth Proportional to 162,021,137, 223,591,268.58 and 88,680,704.36

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Solution

The fourth proportional to 162,021,137, 223,591,268.58 and 88,680,704.36 is: 122,380,521.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,021,137 : 223,591,268.58 = 88,680,704.36 : x
  2. Step 2: Convert to fraction form
    162,021,137/223,591,268.58 = 88,680,704.36/x
  3. Step 3: Cross multiply
    162,021,137x = 223,591,268.58 × 88,680,704.36
  4. Step 4: Simplify right side
    162,021,137x = 19,828,231,186,420,340
  5. Step 5: Solve for x
    x = 19,828,231,186,420,340/162,021,137
  6. Step 6: Final answer
    x = 122,380,521.17

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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.