Home / 8,630,061,564.82-11,822,987,728.84-8,307,397,423.38

Finding the Fourth Proportional to 8,630,061,564.82, 11,822,987,728.84 and 8,307,397,423.38

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Solution

The fourth proportional to 8,630,061,564.82, 11,822,987,728.84 and 8,307,397,423.38 is: 11,380,945,206.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630,061,564.82 : 11,822,987,728.84 = 8,307,397,423.38 : x
  2. Step 2: Convert to fraction form
    8,630,061,564.82/11,822,987,728.84 = 8,307,397,423.38/x
  3. Step 3: Cross multiply
    8,630,061,564.82x = 11,822,987,728.84 × 8,307,397,423.38
  4. Step 4: Simplify right side
    8,630,061,564.82x = 98,218,257,795,268,460,544
  5. Step 5: Solve for x
    x = 98,218,257,795,268,460,544/8,630,061,564.82
  6. Step 6: Final answer
    x = 11,380,945,206.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.