Home / 1,580,550,120-2,181,159,165.60-885,189,096

Finding the Fourth Proportional to 1,580,550,120, 2,181,159,165.60 and 885,189,096

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Solution

The fourth proportional to 1,580,550,120, 2,181,159,165.60 and 885,189,096 is: 1,221,560,952.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,550,120 : 2,181,159,165.60 = 885,189,096 : x
  2. Step 2: Convert to fraction form
    1,580,550,120/2,181,159,165.60 = 885,189,096/x
  3. Step 3: Cross multiply
    1,580,550,120x = 2,181,159,165.60 × 885,189,096
  4. Step 4: Simplify right side
    1,580,550,120x = 1,930,738,310,029,578,240
  5. Step 5: Solve for x
    x = 1,930,738,310,029,578,240/1,580,550,120
  6. Step 6: Final answer
    x = 1,221,560,952.48

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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.