Home / 49,512,105.60-74,126,440.80-43,843,401.60

Finding the Fourth Proportional to 49,512,105.60, 74,126,440.80 and 43,843,401.60

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Solution

The fourth proportional to 49,512,105.60, 74,126,440.80 and 43,843,401.60 is: 65,639,610.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,512,105.60 : 74,126,440.80 = 43,843,401.60 : x
  2. Step 2: Convert to fraction form
    49,512,105.60/74,126,440.80 = 43,843,401.60/x
  3. Step 3: Cross multiply
    49,512,105.60x = 74,126,440.80 × 43,843,401.60
  4. Step 4: Simplify right side
    49,512,105.60x = 3,249,955,313,173,025.50
  5. Step 5: Solve for x
    x = 3,249,955,313,173,025.50/49,512,105.60
  6. Step 6: Final answer
    x = 65,639,610.23

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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.