Home / 162,021,137.50-223,591,269.27-88,680,704.86

Finding the Fourth Proportional to 162,021,137.50, 223,591,269.27 and 88,680,704.86

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Solution

The fourth proportional to 162,021,137.50, 223,591,269.27 and 88,680,704.86 is: 122,380,521.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,021,137.50 : 223,591,269.27 = 88,680,704.86 : x
  2. Step 2: Convert to fraction form
    162,021,137.50/223,591,269.27 = 88,680,704.86/x
  3. Step 3: Cross multiply
    162,021,137.50x = 223,591,269.27 × 88,680,704.86
  4. Step 4: Simplify right side
    162,021,137.50x = 19,828,231,359,405,660
  5. Step 5: Solve for x
    x = 19,828,231,359,405,660/162,021,137.50
  6. Step 6: Final answer
    x = 122,380,521.86

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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.