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Finding the Fourth Proportional to 197,490,719.97, 295,978,546.13 and 110,048,569.65

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Solution

The fourth proportional to 197,490,719.97, 295,978,546.13 and 110,048,569.65 is: 164,929,347.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,490,719.97 : 295,978,546.13 = 110,048,569.65 : x
  2. Step 2: Convert to fraction form
    197,490,719.97/295,978,546.13 = 110,048,569.65/x
  3. Step 3: Cross multiply
    197,490,719.97x = 295,978,546.13 × 110,048,569.65
  4. Step 4: Simplify right side
    197,490,719.97x = 32,572,015,648,142,800
  5. Step 5: Solve for x
    x = 32,572,015,648,142,800/197,490,719.97
  6. Step 6: Final answer
    x = 164,929,347.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.