Home / 1,418,413,047.40-2,124,749,789.70-982,206,274.60

Finding the Fourth Proportional to 1,418,413,047.40, 2,124,749,789.70 and 982,206,274.60

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Solution

The fourth proportional to 1,418,413,047.40, 2,124,749,789.70 and 982,206,274.60 is: 1,471,322,178.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,413,047.40 : 2,124,749,789.70 = 982,206,274.60 : x
  2. Step 2: Convert to fraction form
    1,418,413,047.40/2,124,749,789.70 = 982,206,274.60/x
  3. Step 3: Cross multiply
    1,418,413,047.40x = 2,124,749,789.70 × 982,206,274.60
  4. Step 4: Simplify right side
    1,418,413,047.40x = 2,086,942,575,398,370,560
  5. Step 5: Solve for x
    x = 2,086,942,575,398,370,560/1,418,413,047.40
  6. Step 6: Final answer
    x = 1,471,322,178.84

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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.