Home / 79,929,825.77-110,305,834.22-48,984,018.77

Finding the Fourth Proportional to 79,929,825.77, 110,305,834.22 and 48,984,018.77

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Solution

The fourth proportional to 79,929,825.77, 110,305,834.22 and 48,984,018.77 is: 67,599,585.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,929,825.77 : 110,305,834.22 = 48,984,018.77 : x
  2. Step 2: Convert to fraction form
    79,929,825.77/110,305,834.22 = 48,984,018.77/x
  3. Step 3: Cross multiply
    79,929,825.77x = 110,305,834.22 × 48,984,018.77
  4. Step 4: Simplify right side
    79,929,825.77x = 5,403,223,053,628,069
  5. Step 5: Solve for x
    x = 5,403,223,053,628,069/79,929,825.77
  6. Step 6: Final answer
    x = 67,599,585.03

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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.