Home / 422,167,190,125.20-582,591,097,775.80-229,479,363,051.36

Finding the Fourth Proportional to 422,167,190,125.20, 582,591,097,775.80 and 229,479,363,051.36

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Solution

The fourth proportional to 422,167,190,125.20, 582,591,097,775.80 and 229,479,363,051.36 is: 316,681,725,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,167,190,125.20 : 582,591,097,775.80 = 229,479,363,051.36 : x
  2. Step 2: Convert to fraction form
    422,167,190,125.20/582,591,097,775.80 = 229,479,363,051.36/x
  3. Step 3: Cross multiply
    422,167,190,125.20x = 582,591,097,775.80 × 229,479,363,051.36
  4. Step 4: Simplify right side
    422,167,190,125.20x = 133,692,634,036,983,174,266,880
  5. Step 5: Solve for x
    x = 133,692,634,036,983,174,266,880/422,167,190,125.20
  6. Step 6: Final answer
    x = 316,681,725,070.43

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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.