Home / 181,694,561.36-250,739,513.12-103,378,112.96

Finding the Fourth Proportional to 181,694,561.36, 250,739,513.12 and 103,378,112.96

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Solution

The fourth proportional to 181,694,561.36, 250,739,513.12 and 103,378,112.96 is: 142,662,375.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,694,561.36 : 250,739,513.12 = 103,378,112.96 : x
  2. Step 2: Convert to fraction form
    181,694,561.36/250,739,513.12 = 103,378,112.96/x
  3. Step 3: Cross multiply
    181,694,561.36x = 250,739,513.12 × 103,378,112.96
  4. Step 4: Simplify right side
    181,694,561.36x = 25,920,977,710,854,760
  5. Step 5: Solve for x
    x = 25,920,977,710,854,760/181,694,561.36
  6. Step 6: Final answer
    x = 142,662,375.34

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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.