Home / 12,116,876,287.44-18,182,396,952.50-8,752,129,340.48

Finding the Fourth Proportional to 12,116,876,287.44, 18,182,396,952.50 and 8,752,129,340.48

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Solution

The fourth proportional to 12,116,876,287.44, 18,182,396,952.50 and 8,752,129,340.48 is: 13,133,309,779.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116,876,287.44 : 18,182,396,952.50 = 8,752,129,340.48 : x
  2. Step 2: Convert to fraction form
    12,116,876,287.44/18,182,396,952.50 = 8,752,129,340.48/x
  3. Step 3: Cross multiply
    12,116,876,287.44x = 18,182,396,952.50 × 8,752,129,340.48
  4. Step 4: Simplify right side
    12,116,876,287.44x = 159,134,689,848,094,720,000
  5. Step 5: Solve for x
    x = 159,134,689,848,094,720,000/12,116,876,287.44
  6. Step 6: Final answer
    x = 13,133,309,779.93

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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.