Home / 170,680,308.28-235,538,819.40-92,363,860.96

Finding the Fourth Proportional to 170,680,308.28, 235,538,819.40 and 92,363,860.96

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Solution

The fourth proportional to 170,680,308.28, 235,538,819.40 and 92,363,860.96 is: 127,462,124.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,680,308.28 : 235,538,819.40 = 92,363,860.96 : x
  2. Step 2: Convert to fraction form
    170,680,308.28/235,538,819.40 = 92,363,860.96/x
  3. Step 3: Cross multiply
    170,680,308.28x = 235,538,819.40 × 92,363,860.96
  4. Step 4: Simplify right side
    170,680,308.28x = 21,755,274,765,744,148
  5. Step 5: Solve for x
    x = 21,755,274,765,744,148/170,680,308.28
  6. Step 6: Final answer
    x = 127,462,124.86

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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.