Home / 172,977,029,385.96-259,370,957,101.68-137,350,639,516.32

Finding the Fourth Proportional to 172,977,029,385.96, 259,370,957,101.68 and 137,350,639,516.32

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Solution

The fourth proportional to 172,977,029,385.96, 259,370,957,101.68 and 137,350,639,516.32 is: 205,950,853,453.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,977,029,385.96 : 259,370,957,101.68 = 137,350,639,516.32 : x
  2. Step 2: Convert to fraction form
    172,977,029,385.96/259,370,957,101.68 = 137,350,639,516.32/x
  3. Step 3: Cross multiply
    172,977,029,385.96x = 259,370,957,101.68 × 137,350,639,516.32
  4. Step 4: Simplify right side
    172,977,029,385.96x = 35,624,766,829,875,748,143,104
  5. Step 5: Solve for x
    x = 35,624,766,829,875,748,143,104/172,977,029,385.96
  6. Step 6: Final answer
    x = 205,950,853,453.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.