Home / 246,023,989.20-369,035,983.80-100,409,155.20

Finding the Fourth Proportional to 246,023,989.20, 369,035,983.80 and 100,409,155.20

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Solution

The fourth proportional to 246,023,989.20, 369,035,983.80 and 100,409,155.20 is: 150,613,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,023,989.20 : 369,035,983.80 = 100,409,155.20 : x
  2. Step 2: Convert to fraction form
    246,023,989.20/369,035,983.80 = 100,409,155.20/x
  3. Step 3: Cross multiply
    246,023,989.20x = 369,035,983.80 × 100,409,155.20
  4. Step 4: Simplify right side
    246,023,989.20x = 37,054,591,371,758,888
  5. Step 5: Solve for x
    x = 37,054,591,371,758,888/246,023,989.20
  6. Step 6: Final answer
    x = 150,613,732.80

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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.