Home / 68,532,224.58-94,559,171.07-40,640,761.60

Finding the Fourth Proportional to 68,532,224.58, 94,559,171.07 and 40,640,761.60

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Solution

The fourth proportional to 68,532,224.58, 94,559,171.07 and 40,640,761.60 is: 56,075,178.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,532,224.58 : 94,559,171.07 = 40,640,761.60 : x
  2. Step 2: Convert to fraction form
    68,532,224.58/94,559,171.07 = 40,640,761.60/x
  3. Step 3: Cross multiply
    68,532,224.58x = 94,559,171.07 × 40,640,761.60
  4. Step 4: Simplify right side
    68,532,224.58x = 3,842,956,728,465,491.50
  5. Step 5: Solve for x
    x = 3,842,956,728,465,491.50/68,532,224.58
  6. Step 6: Final answer
    x = 56,075,178.53

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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.