Home / 195,744,421.42-270,144,515.56-107,653,940.62

Finding the Fourth Proportional to 195,744,421.42, 270,144,515.56 and 107,653,940.62

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Solution

The fourth proportional to 195,744,421.42, 270,144,515.56 and 107,653,940.62 is: 148,571,905.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,744,421.42 : 270,144,515.56 = 107,653,940.62 : x
  2. Step 2: Convert to fraction form
    195,744,421.42/270,144,515.56 = 107,653,940.62/x
  3. Step 3: Cross multiply
    195,744,421.42x = 270,144,515.56 × 107,653,940.62
  4. Step 4: Simplify right side
    195,744,421.42x = 29,082,121,636,914,908
  5. Step 5: Solve for x
    x = 29,082,121,636,914,908/195,744,421.42
  6. Step 6: Final answer
    x = 148,571,905.27

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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.