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Finding the Fourth Proportional to 179,220,100.20, 268,830,150.30 and 179,220,100.20

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Solution

The fourth proportional to 179,220,100.20, 268,830,150.30 and 179,220,100.20 is: 268,830,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,220,100.20 : 268,830,150.30 = 179,220,100.20 : x
  2. Step 2: Convert to fraction form
    179,220,100.20/268,830,150.30 = 179,220,100.20/x
  3. Step 3: Cross multiply
    179,220,100.20x = 268,830,150.30 × 179,220,100.20
  4. Step 4: Simplify right side
    179,220,100.20x = 48,179,766,473,547,056
  5. Step 5: Solve for x
    x = 48,179,766,473,547,056/179,220,100.20
  6. Step 6: Final answer
    x = 268,830,150.30

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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.