Home / 306,002,825.18-422,271,605.67-166,770,603.26

Finding the Fourth Proportional to 306,002,825.18, 422,271,605.67 and 166,770,603.26

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Solution

The fourth proportional to 306,002,825.18, 422,271,605.67 and 166,770,603.26 is: 230,136,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,002,825.18 : 422,271,605.67 = 166,770,603.26 : x
  2. Step 2: Convert to fraction form
    306,002,825.18/422,271,605.67 = 166,770,603.26/x
  3. Step 3: Cross multiply
    306,002,825.18x = 422,271,605.67 × 166,770,603.26
  4. Step 4: Simplify right side
    306,002,825.18x = 70,422,490,417,154,736
  5. Step 5: Solve for x
    x = 70,422,490,417,154,736/306,002,825.18
  6. Step 6: Final answer
    x = 230,136,732.81

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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.