Home / 112,141,282.20-167,876,000.10-66,679,675.80

Finding the Fourth Proportional to 112,141,282.20, 167,876,000.10 and 66,679,675.80

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Solution

The fourth proportional to 112,141,282.20, 167,876,000.10 and 66,679,675.80 is: 99,819,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,141,282.20 : 167,876,000.10 = 66,679,675.80 : x
  2. Step 2: Convert to fraction form
    112,141,282.20/167,876,000.10 = 66,679,675.80/x
  3. Step 3: Cross multiply
    112,141,282.20x = 167,876,000.10 × 66,679,675.80
  4. Step 4: Simplify right side
    112,141,282.20x = 11,193,917,261,268,766
  5. Step 5: Solve for x
    x = 11,193,917,261,268,766/112,141,282.20
  6. Step 6: Final answer
    x = 99,819,772.36

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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.