Home / 2,946,672,811.80-4,420,009,217.70-2,016,863,638.20

Finding the Fourth Proportional to 2,946,672,811.80, 4,420,009,217.70 and 2,016,863,638.20

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Solution

The fourth proportional to 2,946,672,811.80, 4,420,009,217.70 and 2,016,863,638.20 is: 3,025,295,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,672,811.80 : 4,420,009,217.70 = 2,016,863,638.20 : x
  2. Step 2: Convert to fraction form
    2,946,672,811.80/4,420,009,217.70 = 2,016,863,638.20/x
  3. Step 3: Cross multiply
    2,946,672,811.80x = 4,420,009,217.70 × 2,016,863,638.20
  4. Step 4: Simplify right side
    2,946,672,811.80x = 8,914,555,871,687,957,504
  5. Step 5: Solve for x
    x = 8,914,555,871,687,957,504/2,946,672,811.80
  6. Step 6: Final answer
    x = 3,025,295,457.30

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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.