Home / 39,589,130,408.40-59,452,570,366.20-20,992,946,936.40

Finding the Fourth Proportional to 39,589,130,408.40, 59,452,570,366.20 and 20,992,946,936.40

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Solution

The fourth proportional to 39,589,130,408.40, 59,452,570,366.20 and 20,992,946,936.40 is: 31,525,942,652.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,589,130,408.40 : 59,452,570,366.20 = 20,992,946,936.40 : x
  2. Step 2: Convert to fraction form
    39,589,130,408.40/59,452,570,366.20 = 20,992,946,936.40/x
  3. Step 3: Cross multiply
    39,589,130,408.40x = 59,452,570,366.20 × 20,992,946,936.40
  4. Step 4: Simplify right side
    39,589,130,408.40x = 1,248,084,654,930,223,693,824
  5. Step 5: Solve for x
    x = 1,248,084,654,930,223,693,824/39,589,130,408.40
  6. Step 6: Final answer
    x = 31,525,942,652.82

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1.5x scale

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.