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Finding the Fourth Proportional to 146,693,404.80, 219,879,403.20 and 73,793,923.20

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Solution

The fourth proportional to 146,693,404.80, 219,879,403.20 and 73,793,923.20 is: 110,610,042.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,693,404.80 : 219,879,403.20 = 73,793,923.20 : x
  2. Step 2: Convert to fraction form
    146,693,404.80/219,879,403.20 = 73,793,923.20/x
  3. Step 3: Cross multiply
    146,693,404.80x = 219,879,403.20 × 73,793,923.20
  4. Step 4: Simplify right side
    146,693,404.80x = 16,225,763,793,002,634
  5. Step 5: Solve for x
    x = 16,225,763,793,002,634/146,693,404.80
  6. Step 6: Final answer
    x = 110,610,042.87

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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.