Home / 230,202,438.80-345,303,658.20-165,957,126.80

Finding the Fourth Proportional to 230,202,438.80, 345,303,658.20 and 165,957,126.80

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Solution

The fourth proportional to 230,202,438.80, 345,303,658.20 and 165,957,126.80 is: 248,935,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,202,438.80 : 345,303,658.20 = 165,957,126.80 : x
  2. Step 2: Convert to fraction form
    230,202,438.80/345,303,658.20 = 165,957,126.80/x
  3. Step 3: Cross multiply
    230,202,438.80x = 345,303,658.20 × 165,957,126.80
  4. Step 4: Simplify right side
    230,202,438.80x = 57,305,602,988,401,264
  5. Step 5: Solve for x
    x = 57,305,602,988,401,264/230,202,438.80
  6. Step 6: Final answer
    x = 248,935,690.20

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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.