Home / 13,621,898,421.40-20,394,105,583.20-13,621,898,421.40

Finding the Fourth Proportional to 13,621,898,421.40, 20,394,105,583.20 and 13,621,898,421.40

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Solution

The fourth proportional to 13,621,898,421.40, 20,394,105,583.20 and 13,621,898,421.40 is: 20,394,105,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,621,898,421.40 : 20,394,105,583.20 = 13,621,898,421.40 : x
  2. Step 2: Convert to fraction form
    13,621,898,421.40/20,394,105,583.20 = 13,621,898,421.40/x
  3. Step 3: Cross multiply
    13,621,898,421.40x = 20,394,105,583.20 × 13,621,898,421.40
  4. Step 4: Simplify right side
    13,621,898,421.40x = 277,806,434,649,657,016,320
  5. Step 5: Solve for x
    x = 277,806,434,649,657,016,320/13,621,898,421.40
  6. Step 6: Final answer
    x = 20,394,105,583.20

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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.