Home / 324,356,479.44-486,530,808.12-130,264,409.04

Finding the Fourth Proportional to 324,356,479.44, 486,530,808.12 and 130,264,409.04

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Solution

The fourth proportional to 324,356,479.44, 486,530,808.12 and 130,264,409.04 is: 195,395,042.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,356,479.44 : 486,530,808.12 = 130,264,409.04 : x
  2. Step 2: Convert to fraction form
    324,356,479.44/486,530,808.12 = 130,264,409.04/x
  3. Step 3: Cross multiply
    324,356,479.44x = 486,530,808.12 × 130,264,409.04
  4. Step 4: Simplify right side
    324,356,479.44x = 63,377,648,199,505,440
  5. Step 5: Solve for x
    x = 63,377,648,199,505,440/324,356,479.44
  6. Step 6: Final answer
    x = 195,395,042.85

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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.