Home / 1,155,650,849.44-1,733,112,131.37-379,115,558.80

Finding the Fourth Proportional to 1,155,650,849.44, 1,733,112,131.37 and 379,115,558.80

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Solution

The fourth proportional to 1,155,650,849.44, 1,733,112,131.37 and 379,115,558.80 is: 568,553,879.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,650,849.44 : 1,733,112,131.37 = 379,115,558.80 : x
  2. Step 2: Convert to fraction form
    1,155,650,849.44/1,733,112,131.37 = 379,115,558.80/x
  3. Step 3: Cross multiply
    1,155,650,849.44x = 1,733,112,131.37 × 379,115,558.80
  4. Step 4: Simplify right side
    1,155,650,849.44x = 657,049,774,141,661,056
  5. Step 5: Solve for x
    x = 657,049,774,141,661,056/1,155,650,849.44
  6. Step 6: Final answer
    x = 568,553,879.80

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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.