Home / 93,314,825.80-139,972,238.70-42,198,512.20

Finding the Fourth Proportional to 93,314,825.80, 139,972,238.70 and 42,198,512.20

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Solution

The fourth proportional to 93,314,825.80, 139,972,238.70 and 42,198,512.20 is: 63,297,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,314,825.80 : 139,972,238.70 = 42,198,512.20 : x
  2. Step 2: Convert to fraction form
    93,314,825.80/139,972,238.70 = 42,198,512.20/x
  3. Step 3: Cross multiply
    93,314,825.80x = 139,972,238.70 × 42,198,512.20
  4. Step 4: Simplify right side
    93,314,825.80x = 5,906,620,222,443,262
  5. Step 5: Solve for x
    x = 5,906,620,222,443,262/93,314,825.80
  6. Step 6: Final answer
    x = 63,297,768.30

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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.