Home / 18,859,389,814.80-28,284,259,500.36-5,591,545,608.24

Finding the Fourth Proportional to 18,859,389,814.80, 28,284,259,500.36 and 5,591,545,608.24

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Solution

The fourth proportional to 18,859,389,814.80, 28,284,259,500.36 and 5,591,545,608.24 is: 8,385,887,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,859,389,814.80 : 28,284,259,500.36 = 5,591,545,608.24 : x
  2. Step 2: Convert to fraction form
    18,859,389,814.80/28,284,259,500.36 = 5,591,545,608.24/x
  3. Step 3: Cross multiply
    18,859,389,814.80x = 28,284,259,500.36 × 5,591,545,608.24
  4. Step 4: Simplify right side
    18,859,389,814.80x = 158,152,726,991,558,443,008
  5. Step 5: Solve for x
    x = 158,152,726,991,558,443,008/18,859,389,814.80
  6. Step 6: Final answer
    x = 8,385,887,801.49

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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.