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Finding the Fourth Proportional to 111,553,269.60, 167,665,827.60 and 96,772,648.80

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Solution

The fourth proportional to 111,553,269.60, 167,665,827.60 and 96,772,648.80 is: 145,450,387.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,553,269.60 : 167,665,827.60 = 96,772,648.80 : x
  2. Step 2: Convert to fraction form
    111,553,269.60/167,665,827.60 = 96,772,648.80/x
  3. Step 3: Cross multiply
    111,553,269.60x = 167,665,827.60 × 96,772,648.80
  4. Step 4: Simplify right side
    111,553,269.60x = 16,225,466,250,096,146
  5. Step 5: Solve for x
    x = 16,225,466,250,096,146/111,553,269.60
  6. Step 6: Final answer
    x = 145,450,387.14

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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.