Home / 477,752,730,999.38-716,624,188,215.20-276,166,197,711.78

Finding the Fourth Proportional to 477,752,730,999.38, 716,624,188,215.20 and 276,166,197,711.78

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Solution

The fourth proportional to 477,752,730,999.38, 716,624,188,215.20 and 276,166,197,711.78 is: 414,246,459,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,752,730,999.38 : 716,624,188,215.20 = 276,166,197,711.78 : x
  2. Step 2: Convert to fraction form
    477,752,730,999.38/716,624,188,215.20 = 276,166,197,711.78/x
  3. Step 3: Cross multiply
    477,752,730,999.38x = 716,624,188,215.20 × 276,166,197,711.78
  4. Step 4: Simplify right side
    477,752,730,999.38x = 197,907,377,247,682,765,520,896
  5. Step 5: Solve for x
    x = 197,907,377,247,682,765,520,896/477,752,730,999.38
  6. Step 6: Final answer
    x = 414,246,459,321.53

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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.