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Finding the Fourth Proportional to 148,990,108.60, 223,485,162.90 and 148,990,108.60

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Solution

The fourth proportional to 148,990,108.60, 223,485,162.90 and 148,990,108.60 is: 223,485,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,990,108.60 : 223,485,162.90 = 148,990,108.60 : x
  2. Step 2: Convert to fraction form
    148,990,108.60/223,485,162.90 = 148,990,108.60/x
  3. Step 3: Cross multiply
    148,990,108.60x = 223,485,162.90 × 148,990,108.60
  4. Step 4: Simplify right side
    148,990,108.60x = 33,297,078,690,959,692
  5. Step 5: Solve for x
    x = 33,297,078,690,959,692/148,990,108.60
  6. Step 6: Final answer
    x = 223,485,162.90

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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.