Home / 11,957,705,999.70-17,936,558,999.55-6,447,725,711.70

Finding the Fourth Proportional to 11,957,705,999.70, 17,936,558,999.55 and 6,447,725,711.70

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Solution

The fourth proportional to 11,957,705,999.70, 17,936,558,999.55 and 6,447,725,711.70 is: 9,671,588,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957,705,999.70 : 17,936,558,999.55 = 6,447,725,711.70 : x
  2. Step 2: Convert to fraction form
    11,957,705,999.70/17,936,558,999.55 = 6,447,725,711.70/x
  3. Step 3: Cross multiply
    11,957,705,999.70x = 17,936,558,999.55 × 6,447,725,711.70
  4. Step 4: Simplify right side
    11,957,705,999.70x = 115,650,012,640,822,558,720
  5. Step 5: Solve for x
    x = 115,650,012,640,822,558,720/11,957,705,999.70
  6. Step 6: Final answer
    x = 9,671,588,567.55

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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.