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Finding the Fourth Proportional to 132,219,150.30, 198,328,725.45 and 132,219,150.30

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Solution

The fourth proportional to 132,219,150.30, 198,328,725.45 and 132,219,150.30 is: 198,328,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,219,150.30 : 198,328,725.45 = 132,219,150.30 : x
  2. Step 2: Convert to fraction form
    132,219,150.30/198,328,725.45 = 132,219,150.30/x
  3. Step 3: Cross multiply
    132,219,150.30x = 198,328,725.45 × 132,219,150.30
  4. Step 4: Simplify right side
    132,219,150.30x = 26,222,855,559,080,984
  5. Step 5: Solve for x
    x = 26,222,855,559,080,984/132,219,150.30
  6. Step 6: Final answer
    x = 198,328,725.45

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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.