Home / 9,320,936,346.63-12,865,957,520.54-7,419,186,231.75

Finding the Fourth Proportional to 9,320,936,346.63, 12,865,957,520.54 and 7,419,186,231.75

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Solution

The fourth proportional to 9,320,936,346.63, 12,865,957,520.54 and 7,419,186,231.75 is: 10,240,916,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,936,346.63 : 12,865,957,520.54 = 7,419,186,231.75 : x
  2. Step 2: Convert to fraction form
    9,320,936,346.63/12,865,957,520.54 = 7,419,186,231.75/x
  3. Step 3: Cross multiply
    9,320,936,346.63x = 12,865,957,520.54 × 7,419,186,231.75
  4. Step 4: Simplify right side
    9,320,936,346.63x = 95,454,934,894,633,631,744
  5. Step 5: Solve for x
    x = 95,454,934,894,633,631,744/9,320,936,346.63
  6. Step 6: Final answer
    x = 10,240,916,936.33

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.