Home / 21,555,072,667.20-32,332,609,000.80-12,267,468,033.60

Finding the Fourth Proportional to 21,555,072,667.20, 32,332,609,000.80 and 12,267,468,033.60

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Solution

The fourth proportional to 21,555,072,667.20, 32,332,609,000.80 and 12,267,468,033.60 is: 18,401,202,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,555,072,667.20 : 32,332,609,000.80 = 12,267,468,033.60 : x
  2. Step 2: Convert to fraction form
    21,555,072,667.20/32,332,609,000.80 = 12,267,468,033.60/x
  3. Step 3: Cross multiply
    21,555,072,667.20x = 32,332,609,000.80 × 12,267,468,033.60
  4. Step 4: Simplify right side
    21,555,072,667.20x = 396,639,247,360,201,654,272
  5. Step 5: Solve for x
    x = 396,639,247,360,201,654,272/21,555,072,667.20
  6. Step 6: Final answer
    x = 18,401,202,050.40

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1.5x scale

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.