Home / 715,632,178.40-1,073,448,267.60-629,467,877.60

Finding the Fourth Proportional to 715,632,178.40, 1,073,448,267.60 and 629,467,877.60

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Solution

The fourth proportional to 715,632,178.40, 1,073,448,267.60 and 629,467,877.60 is: 944,201,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,632,178.40 : 1,073,448,267.60 = 629,467,877.60 : x
  2. Step 2: Convert to fraction form
    715,632,178.40/1,073,448,267.60 = 629,467,877.60/x
  3. Step 3: Cross multiply
    715,632,178.40x = 1,073,448,267.60 × 629,467,877.60
  4. Step 4: Simplify right side
    715,632,178.40x = 675,701,202,719,568,896
  5. Step 5: Solve for x
    x = 675,701,202,719,568,896/715,632,178.40
  6. Step 6: Final answer
    x = 944,201,816.40

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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.