Home / 125,845,992,451.19-188,798,760,296.86-40,855,622,676.82

Finding the Fourth Proportional to 125,845,992,451.19, 188,798,760,296.86 and 40,855,622,676.82

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Solution

The fourth proportional to 125,845,992,451.19, 188,798,760,296.86 and 40,855,622,676.82 is: 61,293,099,305.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,845,992,451.19 : 188,798,760,296.86 = 40,855,622,676.82 : x
  2. Step 2: Convert to fraction form
    125,845,992,451.19/188,798,760,296.86 = 40,855,622,676.82/x
  3. Step 3: Cross multiply
    125,845,992,451.19x = 188,798,760,296.86 × 40,855,622,676.82
  4. Step 4: Simplify right side
    125,845,992,451.19x = 7,713,490,912,539,329,953,792
  5. Step 5: Solve for x
    x = 7,713,490,912,539,329,953,792/125,845,992,451.19
  6. Step 6: Final answer
    x = 61,293,099,305.73

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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.