Home / 459,100,870.40-688,651,305.60-441,244,452.80

Finding the Fourth Proportional to 459,100,870.40, 688,651,305.60 and 441,244,452.80

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Solution

The fourth proportional to 459,100,870.40, 688,651,305.60 and 441,244,452.80 is: 661,866,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,100,870.40 : 688,651,305.60 = 441,244,452.80 : x
  2. Step 2: Convert to fraction form
    459,100,870.40/688,651,305.60 = 441,244,452.80/x
  3. Step 3: Cross multiply
    459,100,870.40x = 688,651,305.60 × 441,244,452.80
  4. Step 4: Simplify right side
    459,100,870.40x = 303,863,568,509,477,568
  5. Step 5: Solve for x
    x = 303,863,568,509,477,568/459,100,870.40
  6. Step 6: Final answer
    x = 661,866,679.20

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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.