Home / 18,160,336,002.20-27,240,504,003.30-8,345,683,614.20

Finding the Fourth Proportional to 18,160,336,002.20, 27,240,504,003.30 and 8,345,683,614.20

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Solution

The fourth proportional to 18,160,336,002.20, 27,240,504,003.30 and 8,345,683,614.20 is: 12,518,525,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160,336,002.20 : 27,240,504,003.30 = 8,345,683,614.20 : x
  2. Step 2: Convert to fraction form
    18,160,336,002.20/27,240,504,003.30 = 8,345,683,614.20/x
  3. Step 3: Cross multiply
    18,160,336,002.20x = 27,240,504,003.30 × 8,345,683,614.20
  4. Step 4: Simplify right side
    18,160,336,002.20x = 227,340,627,902,890,311,680
  5. Step 5: Solve for x
    x = 227,340,627,902,890,311,680/18,160,336,002.20
  6. Step 6: Final answer
    x = 12,518,525,421.30

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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.