Home / 36,816,855,687.49-50,808,514,457.61-21,365,801,828.00

Finding the Fourth Proportional to 36,816,855,687.49, 50,808,514,457.61 and 21,365,801,828.00

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Solution

The fourth proportional to 36,816,855,687.49, 50,808,514,457.61 and 21,365,801,828.00 is: 29,485,534,025.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,816,855,687.49 : 50,808,514,457.61 = 21,365,801,828.00 : x
  2. Step 2: Convert to fraction form
    36,816,855,687.49/50,808,514,457.61 = 21,365,801,828.00/x
  3. Step 3: Cross multiply
    36,816,855,687.49x = 50,808,514,457.61 × 21,365,801,828.00
  4. Step 4: Simplify right side
    36,816,855,687.49x = 1,085,564,651,076,469,784,576
  5. Step 5: Solve for x
    x = 1,085,564,651,076,469,784,576/36,816,855,687.49
  6. Step 6: Final answer
    x = 29,485,534,025.26

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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.