Home / 172,364,660.71-258,527,892.36-61,695,910.64

Finding the Fourth Proportional to 172,364,660.71, 258,527,892.36 and 61,695,910.64

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Solution

The fourth proportional to 172,364,660.71, 258,527,892.36 and 61,695,910.64 is: 92,537,029.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,364,660.71 : 258,527,892.36 = 61,695,910.64 : x
  2. Step 2: Convert to fraction form
    172,364,660.71/258,527,892.36 = 61,695,910.64/x
  3. Step 3: Cross multiply
    172,364,660.71x = 258,527,892.36 × 61,695,910.64
  4. Step 4: Simplify right side
    172,364,660.71x = 15,950,113,744,990,100
  5. Step 5: Solve for x
    x = 15,950,113,744,990,100/172,364,660.71
  6. Step 6: Final answer
    x = 92,537,029.81

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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.