Home / 366,615,790.11-505,932,422.27-199,350,852.76

Finding the Fourth Proportional to 366,615,790.11, 505,932,422.27 and 199,350,852.76

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Solution

The fourth proportional to 366,615,790.11, 505,932,422.27 and 199,350,852.76 is: 275,105,607.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,615,790.11 : 505,932,422.27 = 199,350,852.76 : x
  2. Step 2: Convert to fraction form
    366,615,790.11/505,932,422.27 = 199,350,852.76/x
  3. Step 3: Cross multiply
    366,615,790.11x = 505,932,422.27 × 199,350,852.76
  4. Step 4: Simplify right side
    366,615,790.11x = 100,858,059,815,908,112
  5. Step 5: Solve for x
    x = 100,858,059,815,908,112/366,615,790.11
  6. Step 6: Final answer
    x = 275,105,607.93

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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.