Home / 174,707,825.40-262,061,738.10-172,440,343.80

Finding the Fourth Proportional to 174,707,825.40, 262,061,738.10 and 172,440,343.80

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Solution

The fourth proportional to 174,707,825.40, 262,061,738.10 and 172,440,343.80 is: 258,660,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,707,825.40 : 262,061,738.10 = 172,440,343.80 : x
  2. Step 2: Convert to fraction form
    174,707,825.40/262,061,738.10 = 172,440,343.80/x
  3. Step 3: Cross multiply
    174,707,825.40x = 262,061,738.10 × 172,440,343.80
  4. Step 4: Simplify right side
    174,707,825.40x = 45,190,016,214,789,560
  5. Step 5: Solve for x
    x = 45,190,016,214,789,560/174,707,825.40
  6. Step 6: Final answer
    x = 258,660,515.70

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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.