Home / 3,722,145,324.80-5,583,217,987.20-3,315,353,811.35

Finding the Fourth Proportional to 3,722,145,324.80, 5,583,217,987.20 and 3,315,353,811.35

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Solution

The fourth proportional to 3,722,145,324.80, 5,583,217,987.20 and 3,315,353,811.35 is: 4,973,030,717.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,145,324.80 : 5,583,217,987.20 = 3,315,353,811.35 : x
  2. Step 2: Convert to fraction form
    3,722,145,324.80/5,583,217,987.20 = 3,315,353,811.35/x
  3. Step 3: Cross multiply
    3,722,145,324.80x = 5,583,217,987.20 × 3,315,353,811.35
  4. Step 4: Simplify right side
    3,722,145,324.80x = 18,510,343,033,461,395,456
  5. Step 5: Solve for x
    x = 18,510,343,033,461,395,456/3,722,145,324.80
  6. Step 6: Final answer
    x = 4,973,030,717.03

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Double scale
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Similar ratio
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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.