Home / 36,816,855,687.87-50,808,514,458.13-21,365,801,828.38

Finding the Fourth Proportional to 36,816,855,687.87, 50,808,514,458.13 and 21,365,801,828.38

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Solution

The fourth proportional to 36,816,855,687.87, 50,808,514,458.13 and 21,365,801,828.38 is: 29,485,534,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,816,855,687.87 : 50,808,514,458.13 = 21,365,801,828.38 : x
  2. Step 2: Convert to fraction form
    36,816,855,687.87/50,808,514,458.13 = 21,365,801,828.38/x
  3. Step 3: Cross multiply
    36,816,855,687.87x = 50,808,514,458.13 × 21,365,801,828.38
  4. Step 4: Simplify right side
    36,816,855,687.87x = 1,085,564,651,106,785,558,528
  5. Step 5: Solve for x
    x = 1,085,564,651,106,785,558,528/36,816,855,687.87
  6. Step 6: Final answer
    x = 29,485,534,025.78

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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.