Home / 2,504,915,678.91-3,457,385,678.76-1,433,839,896.60

Finding the Fourth Proportional to 2,504,915,678.91, 3,457,385,678.76 and 1,433,839,896.60

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Solution

The fourth proportional to 2,504,915,678.91, 3,457,385,678.76 and 1,433,839,896.60 is: 1,979,043,672.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504,915,678.91 : 3,457,385,678.76 = 1,433,839,896.60 : x
  2. Step 2: Convert to fraction form
    2,504,915,678.91/3,457,385,678.76 = 1,433,839,896.60/x
  3. Step 3: Cross multiply
    2,504,915,678.91x = 3,457,385,678.76 × 1,433,839,896.60
  4. Step 4: Simplify right side
    2,504,915,678.91x = 4,957,337,524,139,558,912
  5. Step 5: Solve for x
    x = 4,957,337,524,139,558,912/2,504,915,678.91
  6. Step 6: Final answer
    x = 1,979,043,672.36

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.