Home / 18,072,648,002.80-27,108,972,004.20-12,562,667,714.80

Finding the Fourth Proportional to 18,072,648,002.80, 27,108,972,004.20 and 12,562,667,714.80

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Solution

The fourth proportional to 18,072,648,002.80, 27,108,972,004.20 and 12,562,667,714.80 is: 18,844,001,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072,648,002.80 : 27,108,972,004.20 = 12,562,667,714.80 : x
  2. Step 2: Convert to fraction form
    18,072,648,002.80/27,108,972,004.20 = 12,562,667,714.80/x
  3. Step 3: Cross multiply
    18,072,648,002.80x = 27,108,972,004.20 × 12,562,667,714.80
  4. Step 4: Simplify right side
    18,072,648,002.80x = 340,561,007,378,580,373,504
  5. Step 5: Solve for x
    x = 340,561,007,378,580,373,504/18,072,648,002.80
  6. Step 6: Final answer
    x = 18,844,001,572.20

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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.