Home / 36,816,855,686.87-50,808,514,456.75-21,365,801,827.38

Finding the Fourth Proportional to 36,816,855,686.87, 50,808,514,456.75 and 21,365,801,827.38

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Solution

The fourth proportional to 36,816,855,686.87, 50,808,514,456.75 and 21,365,801,827.38 is: 29,485,534,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,816,855,686.87 : 50,808,514,456.75 = 21,365,801,827.38 : x
  2. Step 2: Convert to fraction form
    36,816,855,686.87/50,808,514,456.75 = 21,365,801,827.38/x
  3. Step 3: Cross multiply
    36,816,855,686.87x = 50,808,514,456.75 × 21,365,801,827.38
  4. Step 4: Simplify right side
    36,816,855,686.87x = 1,085,564,651,026,385,600,512
  5. Step 5: Solve for x
    x = 1,085,564,651,026,385,600,512/36,816,855,686.87
  6. Step 6: Final answer
    x = 29,485,534,024.40

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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.