Home / 39,132,347,010.40-58,729,131,517.20-18,173,376,852.40

Finding the Fourth Proportional to 39,132,347,010.40, 58,729,131,517.20 and 18,173,376,852.40

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Solution

The fourth proportional to 39,132,347,010.40, 58,729,131,517.20 and 18,173,376,852.40 is: 27,274,281,274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,132,347,010.40 : 58,729,131,517.20 = 18,173,376,852.40 : x
  2. Step 2: Convert to fraction form
    39,132,347,010.40/58,729,131,517.20 = 18,173,376,852.40/x
  3. Step 3: Cross multiply
    39,132,347,010.40x = 58,729,131,517.20 × 18,173,376,852.40
  4. Step 4: Simplify right side
    39,132,347,010.40x = 1,067,306,639,276,237,783,040
  5. Step 5: Solve for x
    x = 1,067,306,639,276,237,783,040/39,132,347,010.40
  6. Step 6: Final answer
    x = 27,274,281,274.07

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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.