Home / 8,736,771,208.80-13,105,156,813.20-5,640,902,997.60

Finding the Fourth Proportional to 8,736,771,208.80, 13,105,156,813.20 and 5,640,902,997.60

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Solution

The fourth proportional to 8,736,771,208.80, 13,105,156,813.20 and 5,640,902,997.60 is: 8,461,354,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,771,208.80 : 13,105,156,813.20 = 5,640,902,997.60 : x
  2. Step 2: Convert to fraction form
    8,736,771,208.80/13,105,156,813.20 = 5,640,902,997.60/x
  3. Step 3: Cross multiply
    8,736,771,208.80x = 13,105,156,813.20 × 5,640,902,997.60
  4. Step 4: Simplify right side
    8,736,771,208.80x = 73,924,918,351,597,944,832
  5. Step 5: Solve for x
    x = 73,924,918,351,597,944,832/8,736,771,208.80
  6. Step 6: Final answer
    x = 8,461,354,496.40

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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.