Home / 130,407,658.20-195,611,487.30-92,143,906.20

Finding the Fourth Proportional to 130,407,658.20, 195,611,487.30 and 92,143,906.20

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Solution

The fourth proportional to 130,407,658.20, 195,611,487.30 and 92,143,906.20 is: 138,215,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,407,658.20 : 195,611,487.30 = 92,143,906.20 : x
  2. Step 2: Convert to fraction form
    130,407,658.20/195,611,487.30 = 92,143,906.20/x
  3. Step 3: Cross multiply
    130,407,658.20x = 195,611,487.30 × 92,143,906.20
  4. Step 4: Simplify right side
    130,407,658.20x = 18,024,406,537,413,692
  5. Step 5: Solve for x
    x = 18,024,406,537,413,692/130,407,658.20
  6. Step 6: Final answer
    x = 138,215,859.30

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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.