Home / 195,241,429.69-269,432,433.78-107,136,901.78

Finding the Fourth Proportional to 195,241,429.69, 269,432,433.78 and 107,136,901.78

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Solution

The fourth proportional to 195,241,429.69, 269,432,433.78 and 107,136,901.78 is: 147,848,518.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,241,429.69 : 269,432,433.78 = 107,136,901.78 : x
  2. Step 2: Convert to fraction form
    195,241,429.69/269,432,433.78 = 107,136,901.78/x
  3. Step 3: Cross multiply
    195,241,429.69x = 269,432,433.78 × 107,136,901.78
  4. Step 4: Simplify right side
    195,241,429.69x = 28,866,156,194,234,212
  5. Step 5: Solve for x
    x = 28,866,156,194,234,212/195,241,429.69
  6. Step 6: Final answer
    x = 147,848,518.83

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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.