Home / 39,589,130,329.40-59,452,570,247.70-20,992,946,857.40

Finding the Fourth Proportional to 39,589,130,329.40, 59,452,570,247.70 and 20,992,946,857.40

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Solution

The fourth proportional to 39,589,130,329.40, 59,452,570,247.70 and 20,992,946,857.40 is: 31,525,942,534.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,589,130,329.40 : 59,452,570,247.70 = 20,992,946,857.40 : x
  2. Step 2: Convert to fraction form
    39,589,130,329.40/59,452,570,247.70 = 20,992,946,857.40/x
  3. Step 3: Cross multiply
    39,589,130,329.40x = 59,452,570,247.70 × 20,992,946,857.40
  4. Step 4: Simplify right side
    39,589,130,329.40x = 1,248,084,647,745,806,401,536
  5. Step 5: Solve for x
    x = 1,248,084,647,745,806,401,536/39,589,130,329.40
  6. Step 6: Final answer
    x = 31,525,942,534.26

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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.