Home / 3,722,145,320.80-5,583,217,981.20-3,315,353,807.35

Finding the Fourth Proportional to 3,722,145,320.80, 5,583,217,981.20 and 3,315,353,807.35

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Solution

The fourth proportional to 3,722,145,320.80, 5,583,217,981.20 and 3,315,353,807.35 is: 4,973,030,711.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,145,320.80 : 5,583,217,981.20 = 3,315,353,807.35 : x
  2. Step 2: Convert to fraction form
    3,722,145,320.80/5,583,217,981.20 = 3,315,353,807.35/x
  3. Step 3: Cross multiply
    3,722,145,320.80x = 5,583,217,981.20 × 3,315,353,807.35
  4. Step 4: Simplify right side
    3,722,145,320.80x = 18,510,342,991,236,399,104
  5. Step 5: Solve for x
    x = 18,510,342,991,236,399,104/3,722,145,320.80
  6. Step 6: Final answer
    x = 4,973,030,711.03

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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.