Home / 260,035,551.76-358,848,974.82-142,558,362.70

Finding the Fourth Proportional to 260,035,551.76, 358,848,974.82 and 142,558,362.70

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Solution

The fourth proportional to 260,035,551.76, 358,848,974.82 and 142,558,362.70 is: 196,730,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,035,551.76 : 358,848,974.82 = 142,558,362.70 : x
  2. Step 2: Convert to fraction form
    260,035,551.76/358,848,974.82 = 142,558,362.70/x
  3. Step 3: Cross multiply
    260,035,551.76x = 358,848,974.82 × 142,558,362.70
  4. Step 4: Simplify right side
    260,035,551.76x = 51,156,922,306,912,720
  5. Step 5: Solve for x
    x = 51,156,922,306,912,720/260,035,551.76
  6. Step 6: Final answer
    x = 196,730,493.04

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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.