Home / 195,732,394.72-270,118,487.28-107,633,615.20

Finding the Fourth Proportional to 195,732,394.72, 270,118,487.28 and 107,633,615.20

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Solution

The fourth proportional to 195,732,394.72, 270,118,487.28 and 107,633,615.20 is: 148,538,668.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,732,394.72 : 270,118,487.28 = 107,633,615.20 : x
  2. Step 2: Convert to fraction form
    195,732,394.72/270,118,487.28 = 107,633,615.20/x
  3. Step 3: Cross multiply
    195,732,394.72x = 270,118,487.28 × 107,633,615.20
  4. Step 4: Simplify right side
    195,732,394.72x = 29,073,829,318,301,612
  5. Step 5: Solve for x
    x = 29,073,829,318,301,612/195,732,394.72
  6. Step 6: Final answer
    x = 148,538,668.62

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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.