Home / 221,971,052.52-332,988,481.64-68,629,066.38

Finding the Fourth Proportional to 221,971,052.52, 332,988,481.64 and 68,629,066.38

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Solution

The fourth proportional to 221,971,052.52, 332,988,481.64 and 68,629,066.38 is: 102,953,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,971,052.52 : 332,988,481.64 = 68,629,066.38 : x
  2. Step 2: Convert to fraction form
    221,971,052.52/332,988,481.64 = 68,629,066.38/x
  3. Step 3: Cross multiply
    221,971,052.52x = 332,988,481.64 × 68,629,066.38
  4. Step 4: Simplify right side
    221,971,052.52x = 22,852,688,610,246,968
  5. Step 5: Solve for x
    x = 22,852,688,610,246,968/221,971,052.52
  6. Step 6: Final answer
    x = 102,953,463.30

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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.