Home / 6,469,133,911.39-9,678,169,107.37-4,899,762,073.63

Finding the Fourth Proportional to 6,469,133,911.39, 9,678,169,107.37 and 4,899,762,073.63

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Solution

The fourth proportional to 6,469,133,911.39, 9,678,169,107.37 and 4,899,762,073.63 is: 7,330,305,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,133,911.39 : 9,678,169,107.37 = 4,899,762,073.63 : x
  2. Step 2: Convert to fraction form
    6,469,133,911.39/9,678,169,107.37 = 4,899,762,073.63/x
  3. Step 3: Cross multiply
    6,469,133,911.39x = 9,678,169,107.37 × 4,899,762,073.63
  4. Step 4: Simplify right side
    6,469,133,911.39x = 47,420,725,934,469,046,272
  5. Step 5: Solve for x
    x = 47,420,725,934,469,046,272/6,469,133,911.39
  6. Step 6: Final answer
    x = 7,330,305,197.57

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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.