Home / 81,457,983.75-122,163,059.55-23,936,578.95

Finding the Fourth Proportional to 81,457,983.75, 122,163,059.55 and 23,936,578.95

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Solution

The fourth proportional to 81,457,983.75, 122,163,059.55 and 23,936,578.95 is: 35,897,840.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,457,983.75 : 122,163,059.55 = 23,936,578.95 : x
  2. Step 2: Convert to fraction form
    81,457,983.75/122,163,059.55 = 23,936,578.95/x
  3. Step 3: Cross multiply
    81,457,983.75x = 122,163,059.55 × 23,936,578.95
  4. Step 4: Simplify right side
    81,457,983.75x = 2,924,165,719,692,126.50
  5. Step 5: Solve for x
    x = 2,924,165,719,692,126.50/81,457,983.75
  6. Step 6: Final answer
    x = 35,897,840.64

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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.