Home / 3,091,307,054.73-4,638,921,829.77-1,320,691,113.66

Finding the Fourth Proportional to 3,091,307,054.73, 4,638,921,829.77 and 1,320,691,113.66

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Solution

The fourth proportional to 3,091,307,054.73, 4,638,921,829.77 and 1,320,691,113.66 is: 1,981,874,569.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,307,054.73 : 4,638,921,829.77 = 1,320,691,113.66 : x
  2. Step 2: Convert to fraction form
    3,091,307,054.73/4,638,921,829.77 = 1,320,691,113.66/x
  3. Step 3: Cross multiply
    3,091,307,054.73x = 4,638,921,829.77 × 1,320,691,113.66
  4. Step 4: Simplify right side
    3,091,307,054.73x = 6,126,582,837,562,809,344
  5. Step 5: Solve for x
    x = 6,126,582,837,562,809,344/3,091,307,054.73
  6. Step 6: Final answer
    x = 1,981,874,569.27

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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.