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Finding the Fourth Proportional to 147,550,235.20, 220,927,221.60 and 147,550,235.20

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Solution

The fourth proportional to 147,550,235.20, 220,927,221.60 and 147,550,235.20 is: 220,927,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,550,235.20 : 220,927,221.60 = 147,550,235.20 : x
  2. Step 2: Convert to fraction form
    147,550,235.20/220,927,221.60 = 147,550,235.20/x
  3. Step 3: Cross multiply
    147,550,235.20x = 220,927,221.60 × 147,550,235.20
  4. Step 4: Simplify right side
    147,550,235.20x = 32,597,863,509,162,516
  5. Step 5: Solve for x
    x = 32,597,863,509,162,516/147,550,235.20
  6. Step 6: Final answer
    x = 220,927,221.60

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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.