Home / 2,020,810,168.60-3,031,215,252.90-1,993,600,389.40

Finding the Fourth Proportional to 2,020,810,168.60, 3,031,215,252.90 and 1,993,600,389.40

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Solution

The fourth proportional to 2,020,810,168.60, 3,031,215,252.90 and 1,993,600,389.40 is: 2,990,400,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,810,168.60 : 3,031,215,252.90 = 1,993,600,389.40 : x
  2. Step 2: Convert to fraction form
    2,020,810,168.60/3,031,215,252.90 = 1,993,600,389.40/x
  3. Step 3: Cross multiply
    2,020,810,168.60x = 3,031,215,252.90 × 1,993,600,389.40
  4. Step 4: Simplify right side
    2,020,810,168.60x = 6,043,031,908,536,659,968
  5. Step 5: Solve for x
    x = 6,043,031,908,536,659,968/2,020,810,168.60
  6. Step 6: Final answer
    x = 2,990,400,584.10

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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.