Home / 170,866,270.60-256,236,420.30-84,575,998.60

Finding the Fourth Proportional to 170,866,270.60, 256,236,420.30 and 84,575,998.60

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Solution

The fourth proportional to 170,866,270.60, 256,236,420.30 and 84,575,998.60 is: 126,832,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,866,270.60 : 256,236,420.30 = 84,575,998.60 : x
  2. Step 2: Convert to fraction form
    170,866,270.60/256,236,420.30 = 84,575,998.60/x
  3. Step 3: Cross multiply
    170,866,270.60x = 256,236,420.30 × 84,575,998.60
  4. Step 4: Simplify right side
    170,866,270.60x = 21,671,451,124,561,812
  5. Step 5: Solve for x
    x = 21,671,451,124,561,812/170,866,270.60
  6. Step 6: Final answer
    x = 126,832,821.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.