Home / 751,283,725.08-1,036,616,287.22-433,738,468.36

Finding the Fourth Proportional to 751,283,725.08, 1,036,616,287.22 and 433,738,468.36

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Solution

The fourth proportional to 751,283,725.08, 1,036,616,287.22 and 433,738,468.36 is: 598,469,453.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,283,725.08 : 1,036,616,287.22 = 433,738,468.36 : x
  2. Step 2: Convert to fraction form
    751,283,725.08/1,036,616,287.22 = 433,738,468.36/x
  3. Step 3: Cross multiply
    751,283,725.08x = 1,036,616,287.22 × 433,738,468.36
  4. Step 4: Simplify right side
    751,283,725.08x = 449,620,360,695,832,640
  5. Step 5: Solve for x
    x = 449,620,360,695,832,640/751,283,725.08
  6. Step 6: Final answer
    x = 598,469,453.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.