Home / 293,793,815.20-440,707,311.60-89,328,560.80

Finding the Fourth Proportional to 293,793,815.20, 440,707,311.60 and 89,328,560.80

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Solution

The fourth proportional to 293,793,815.20, 440,707,311.60 and 89,328,560.80 is: 133,997,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,793,815.20 : 440,707,311.60 = 89,328,560.80 : x
  2. Step 2: Convert to fraction form
    293,793,815.20/440,707,311.60 = 89,328,560.80/x
  3. Step 3: Cross multiply
    293,793,815.20x = 440,707,311.60 × 89,328,560.80
  4. Step 4: Simplify right side
    293,793,815.20x = 39,367,749,879,265,144
  5. Step 5: Solve for x
    x = 39,367,749,879,265,144/293,793,815.20
  6. Step 6: Final answer
    x = 133,997,885.06

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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.