Home / 195,241,438.31-269,432,445.75-107,136,910.40

Finding the Fourth Proportional to 195,241,438.31, 269,432,445.75 and 107,136,910.40

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Solution

The fourth proportional to 195,241,438.31, 269,432,445.75 and 107,136,910.40 is: 147,848,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,241,438.31 : 269,432,445.75 = 107,136,910.40 : x
  2. Step 2: Convert to fraction form
    195,241,438.31/269,432,445.75 = 107,136,910.40/x
  3. Step 3: Cross multiply
    195,241,438.31x = 269,432,445.75 × 107,136,910.40
  4. Step 4: Simplify right side
    195,241,438.31x = 28,866,159,799,170,612
  5. Step 5: Solve for x
    x = 28,866,159,799,170,612/195,241,438.31
  6. Step 6: Final answer
    x = 147,848,530.77

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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.