Home / 1,533,893,677.80-2,300,840,516.70-1,278,801,997.80

Finding the Fourth Proportional to 1,533,893,677.80, 2,300,840,516.70 and 1,278,801,997.80

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Solution

The fourth proportional to 1,533,893,677.80, 2,300,840,516.70 and 1,278,801,997.80 is: 1,918,202,996.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,893,677.80 : 2,300,840,516.70 = 1,278,801,997.80 : x
  2. Step 2: Convert to fraction form
    1,533,893,677.80/2,300,840,516.70 = 1,278,801,997.80/x
  3. Step 3: Cross multiply
    1,533,893,677.80x = 2,300,840,516.70 × 1,278,801,997.80
  4. Step 4: Simplify right side
    1,533,893,677.80x = 2,942,319,449,375,143,936
  5. Step 5: Solve for x
    x = 2,942,319,449,375,143,936/1,533,893,677.80
  6. Step 6: Final answer
    x = 1,918,202,996.70

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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.