Home / 955,448,613,858.99-1,318,519,036,699.20-515,985,955,794.54

Finding the Fourth Proportional to 955,448,613,858.99, 1,318,519,036,699.20 and 515,985,955,794.54

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Solution

The fourth proportional to 955,448,613,858.99, 1,318,519,036,699.20 and 515,985,955,794.54 is: 712,060,591,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,448,613,858.99 : 1,318,519,036,699.20 = 515,985,955,794.54 : x
  2. Step 2: Convert to fraction form
    955,448,613,858.99/1,318,519,036,699.20 = 515,985,955,794.54/x
  3. Step 3: Cross multiply
    955,448,613,858.99x = 1,318,519,036,699.20 × 515,985,955,794.54
  4. Step 4: Simplify right side
    955,448,613,858.99x = 680,337,305,384,532,781,826,048
  5. Step 5: Solve for x
    x = 680,337,305,384,532,781,826,048/955,448,613,858.99
  6. Step 6: Final answer
    x = 712,060,591,764.01

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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.