Home / 373,556,112.86-560,674,197.27-198,825,840.81

Finding the Fourth Proportional to 373,556,112.86, 560,674,197.27 and 198,825,840.81

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Solution

The fourth proportional to 373,556,112.86, 560,674,197.27 and 198,825,840.81 is: 298,419,741.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,556,112.86 : 560,674,197.27 = 198,825,840.81 : x
  2. Step 2: Convert to fraction form
    373,556,112.86/560,674,197.27 = 198,825,840.81/x
  3. Step 3: Cross multiply
    373,556,112.86x = 560,674,197.27 × 198,825,840.81
  4. Step 4: Simplify right side
    373,556,112.86x = 111,476,518,692,679,552
  5. Step 5: Solve for x
    x = 111,476,518,692,679,552/373,556,112.86
  6. Step 6: Final answer
    x = 298,419,741.65

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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.