Home / 1,305,100,952.16-1,800,828,578.16-748,081,500

Finding the Fourth Proportional to 1,305,100,952.16, 1,800,828,578.16 and 748,081,500

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Solution

The fourth proportional to 1,305,100,952.16, 1,800,828,578.16 and 748,081,500 is: 1,032,231,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,100,952.16 : 1,800,828,578.16 = 748,081,500 : x
  2. Step 2: Convert to fraction form
    1,305,100,952.16/1,800,828,578.16 = 748,081,500/x
  3. Step 3: Cross multiply
    1,305,100,952.16x = 1,800,828,578.16 × 748,081,500
  4. Step 4: Simplify right side
    1,305,100,952.16x = 1,347,166,543,992,800,000
  5. Step 5: Solve for x
    x = 1,347,166,543,992,800,000/1,305,100,952.16
  6. Step 6: Final answer
    x = 1,032,231,676.61

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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.