Home / 234,422,012.80-351,633,019.20-161,862,601.60

Finding the Fourth Proportional to 234,422,012.80, 351,633,019.20 and 161,862,601.60

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Solution

The fourth proportional to 234,422,012.80, 351,633,019.20 and 161,862,601.60 is: 242,793,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,422,012.80 : 351,633,019.20 = 161,862,601.60 : x
  2. Step 2: Convert to fraction form
    234,422,012.80/351,633,019.20 = 161,862,601.60/x
  3. Step 3: Cross multiply
    234,422,012.80x = 351,633,019.20 × 161,862,601.60
  4. Step 4: Simplify right side
    234,422,012.80x = 56,916,235,296,174,744
  5. Step 5: Solve for x
    x = 56,916,235,296,174,744/234,422,012.80
  6. Step 6: Final answer
    x = 242,793,902.40

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1.5x scale

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.