Home / 308,937,112.20-463,268,810.70-104,409,649.80

Finding the Fourth Proportional to 308,937,112.20, 463,268,810.70 and 104,409,649.80

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Solution

The fourth proportional to 308,937,112.20, 463,268,810.70 and 104,409,649.80 is: 156,568,221.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,937,112.20 : 463,268,810.70 = 104,409,649.80 : x
  2. Step 2: Convert to fraction form
    308,937,112.20/463,268,810.70 = 104,409,649.80/x
  3. Step 3: Cross multiply
    308,937,112.20x = 463,268,810.70 × 104,409,649.80
  4. Step 4: Simplify right side
    308,937,112.20x = 48,369,734,288,449,488
  5. Step 5: Solve for x
    x = 48,369,734,288,449,488/308,937,112.20
  6. Step 6: Final answer
    x = 156,568,221.75

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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.