Home / 352,426,775.42-486,320,481.89-203,757,479.08

Finding the Fourth Proportional to 352,426,775.42, 486,320,481.89 and 203,757,479.08

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Solution

The fourth proportional to 352,426,775.42, 486,320,481.89 and 203,757,479.08 is: 281,168,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,426,775.42 : 486,320,481.89 = 203,757,479.08 : x
  2. Step 2: Convert to fraction form
    352,426,775.42/486,320,481.89 = 203,757,479.08/x
  3. Step 3: Cross multiply
    352,426,775.42x = 486,320,481.89 × 203,757,479.08
  4. Step 4: Simplify right side
    352,426,775.42x = 99,091,435,416,714,400
  5. Step 5: Solve for x
    x = 99,091,435,416,714,400/352,426,775.42
  6. Step 6: Final answer
    x = 281,168,862.10

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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.