Home / 17,006,145,667.70-25,509,218,501.55-8,299,016,323.70

Finding the Fourth Proportional to 17,006,145,667.70, 25,509,218,501.55 and 8,299,016,323.70

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Solution

The fourth proportional to 17,006,145,667.70, 25,509,218,501.55 and 8,299,016,323.70 is: 12,448,524,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,006,145,667.70 : 25,509,218,501.55 = 8,299,016,323.70 : x
  2. Step 2: Convert to fraction form
    17,006,145,667.70/25,509,218,501.55 = 8,299,016,323.70/x
  3. Step 3: Cross multiply
    17,006,145,667.70x = 25,509,218,501.55 × 8,299,016,323.70
  4. Step 4: Simplify right side
    17,006,145,667.70x = 211,701,420,749,193,478,144
  5. Step 5: Solve for x
    x = 211,701,420,749,193,478,144/17,006,145,667.70
  6. Step 6: Final answer
    x = 12,448,524,485.55

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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.