Home / 21,362,682,021.60-32,044,023,032.40-18,206,347,634.40

Finding the Fourth Proportional to 21,362,682,021.60, 32,044,023,032.40 and 18,206,347,634.40

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Solution

The fourth proportional to 21,362,682,021.60, 32,044,023,032.40 and 18,206,347,634.40 is: 27,309,521,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,362,682,021.60 : 32,044,023,032.40 = 18,206,347,634.40 : x
  2. Step 2: Convert to fraction form
    21,362,682,021.60/32,044,023,032.40 = 18,206,347,634.40/x
  3. Step 3: Cross multiply
    21,362,682,021.60x = 32,044,023,032.40 × 18,206,347,634.40
  4. Step 4: Simplify right side
    21,362,682,021.60x = 583,404,622,932,594,917,376
  5. Step 5: Solve for x
    x = 583,404,622,932,594,917,376/21,362,682,021.60
  6. Step 6: Final answer
    x = 27,309,521,451.60

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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.