Home / 635,300,445.30-876,735,879.10-353,054,782.28

Finding the Fourth Proportional to 635,300,445.30, 876,735,879.10 and 353,054,782.28

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Solution

The fourth proportional to 635,300,445.30, 876,735,879.10 and 353,054,782.28 is: 487,227,416.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,300,445.30 : 876,735,879.10 = 353,054,782.28 : x
  2. Step 2: Convert to fraction form
    635,300,445.30/876,735,879.10 = 353,054,782.28/x
  3. Step 3: Cross multiply
    635,300,445.30x = 876,735,879.10 × 353,054,782.28
  4. Step 4: Simplify right side
    635,300,445.30x = 309,535,794,907,448,576
  5. Step 5: Solve for x
    x = 309,535,794,907,448,576/635,300,445.30
  6. Step 6: Final answer
    x = 487,227,416.88

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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.