Home / 202,876,818-279,970,008.84-115,958,556.24

Finding the Fourth Proportional to 202,876,818, 279,970,008.84 and 115,958,556.24

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Solution

The fourth proportional to 202,876,818, 279,970,008.84 and 115,958,556.24 is: 160,022,807.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,876,818 : 279,970,008.84 = 115,958,556.24 : x
  2. Step 2: Convert to fraction form
    202,876,818/279,970,008.84 = 115,958,556.24/x
  3. Step 3: Cross multiply
    202,876,818x = 279,970,008.84 × 115,958,556.24
  4. Step 4: Simplify right side
    202,876,818x = 32,464,918,015,586,432
  5. Step 5: Solve for x
    x = 32,464,918,015,586,432/202,876,818
  6. Step 6: Final answer
    x = 160,022,807.61

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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.