Home / 8,520,552,003.10-12,780,828,004.65-8,520,552,003.10

Finding the Fourth Proportional to 8,520,552,003.10, 12,780,828,004.65 and 8,520,552,003.10

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Solution

The fourth proportional to 8,520,552,003.10, 12,780,828,004.65 and 8,520,552,003.10 is: 12,780,828,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,552,003.10 : 12,780,828,004.65 = 8,520,552,003.10 : x
  2. Step 2: Convert to fraction form
    8,520,552,003.10/12,780,828,004.65 = 8,520,552,003.10/x
  3. Step 3: Cross multiply
    8,520,552,003.10x = 12,780,828,004.65 × 8,520,552,003.10
  4. Step 4: Simplify right side
    8,520,552,003.10x = 108,899,709,656,297,127,936
  5. Step 5: Solve for x
    x = 108,899,709,656,297,127,936/8,520,552,003.10
  6. Step 6: Final answer
    x = 12,780,828,004.65

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Double scale
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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.