Home / 2,943,992,162.25-4,416,026,707.95-978,845,240.95

Finding the Fourth Proportional to 2,943,992,162.25, 4,416,026,707.95 and 978,845,240.95

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Solution

The fourth proportional to 2,943,992,162.25, 4,416,026,707.95 and 978,845,240.95 is: 1,468,280,650.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,992,162.25 : 4,416,026,707.95 = 978,845,240.95 : x
  2. Step 2: Convert to fraction form
    2,943,992,162.25/4,416,026,707.95 = 978,845,240.95/x
  3. Step 3: Cross multiply
    2,943,992,162.25x = 4,416,026,707.95 × 978,845,240.95
  4. Step 4: Simplify right side
    2,943,992,162.25x = 4,322,606,726,970,193,920
  5. Step 5: Solve for x
    x = 4,322,606,726,970,193,920/2,943,992,162.25
  6. Step 6: Final answer
    x = 1,468,280,650.47

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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.