Home / 6,143,120,999.80-9,214,681,499.70-5,970,934,115.80

Finding the Fourth Proportional to 6,143,120,999.80, 9,214,681,499.70 and 5,970,934,115.80

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Solution

The fourth proportional to 6,143,120,999.80, 9,214,681,499.70 and 5,970,934,115.80 is: 8,956,401,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143,120,999.80 : 9,214,681,499.70 = 5,970,934,115.80 : x
  2. Step 2: Convert to fraction form
    6,143,120,999.80/9,214,681,499.70 = 5,970,934,115.80/x
  3. Step 3: Cross multiply
    6,143,120,999.80x = 9,214,681,499.70 × 5,970,934,115.80
  4. Step 4: Simplify right side
    6,143,120,999.80x = 55,020,256,132,789,846,016
  5. Step 5: Solve for x
    x = 55,020,256,132,789,846,016/6,143,120,999.80
  6. Step 6: Final answer
    x = 8,956,401,173.70

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Double scale
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Similar ratio
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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.