Home / 79,809,976.44-110,137,718.77-43,140,547.44

Finding the Fourth Proportional to 79,809,976.44, 110,137,718.77 and 43,140,547.44

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Solution

The fourth proportional to 79,809,976.44, 110,137,718.77 and 43,140,547.44 is: 59,533,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,809,976.44 : 110,137,718.77 = 43,140,547.44 : x
  2. Step 2: Convert to fraction form
    79,809,976.44/110,137,718.77 = 43,140,547.44/x
  3. Step 3: Cross multiply
    79,809,976.44x = 110,137,718.77 × 43,140,547.44
  4. Step 4: Simplify right side
    79,809,976.44x = 4,751,401,481,530,563
  5. Step 5: Solve for x
    x = 4,751,401,481,530,563/79,809,976.44
  6. Step 6: Final answer
    x = 59,533,929.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.