Home / 79,907,492.36-110,272,716.42-45,101,649.80

Finding the Fourth Proportional to 79,907,492.36, 110,272,716.42 and 45,101,649.80

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Solution

The fourth proportional to 79,907,492.36, 110,272,716.42 and 45,101,649.80 is: 62,240,489.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,907,492.36 : 110,272,716.42 = 45,101,649.80 : x
  2. Step 2: Convert to fraction form
    79,907,492.36/110,272,716.42 = 45,101,649.80/x
  3. Step 3: Cross multiply
    79,907,492.36x = 110,272,716.42 × 45,101,649.80
  4. Step 4: Simplify right side
    79,907,492.36x = 4,973,481,438,469,549
  5. Step 5: Solve for x
    x = 4,973,481,438,469,549/79,907,492.36
  6. Step 6: Final answer
    x = 62,240,489.49

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