Home / 351,383,129,267.70-484,874,835,249.54-197,065,073,655.30

Finding the Fourth Proportional to 351,383,129,267.70, 484,874,835,249.54 and 197,065,073,655.30

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Solution

The fourth proportional to 351,383,129,267.70, 484,874,835,249.54 and 197,065,073,655.30 is: 271,930,799,071.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,383,129,267.70 : 484,874,835,249.54 = 197,065,073,655.30 : x
  2. Step 2: Convert to fraction form
    351,383,129,267.70/484,874,835,249.54 = 197,065,073,655.30/x
  3. Step 3: Cross multiply
    351,383,129,267.70x = 484,874,835,249.54 × 197,065,073,655.30
  4. Step 4: Simplify right side
    351,383,129,267.70x = 95,551,895,122,052,038,787,072
  5. Step 5: Solve for x
    x = 95,551,895,122,052,038,787,072/351,383,129,267.70
  6. Step 6: Final answer
    x = 271,930,799,071.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.