Home / 7,680,956,090.80-11,521,434,136.20-7,558,512,084.40

Finding the Fourth Proportional to 7,680,956,090.80, 11,521,434,136.20 and 7,558,512,084.40

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Solution

The fourth proportional to 7,680,956,090.80, 11,521,434,136.20 and 7,558,512,084.40 is: 11,337,768,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,956,090.80 : 11,521,434,136.20 = 7,558,512,084.40 : x
  2. Step 2: Convert to fraction form
    7,680,956,090.80/11,521,434,136.20 = 7,558,512,084.40/x
  3. Step 3: Cross multiply
    7,680,956,090.80x = 11,521,434,136.20 × 7,558,512,084.40
  4. Step 4: Simplify right side
    7,680,956,090.80x = 87,084,899,148,086,378,496
  5. Step 5: Solve for x
    x = 87,084,899,148,086,378,496/7,680,956,090.80
  6. Step 6: Final answer
    x = 11,337,768,126.60

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Double scale
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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.