Home / 3,020,420,487.42-4,168,389,763.62-1,831,039,586.19

Finding the Fourth Proportional to 3,020,420,487.42, 4,168,389,763.62 and 1,831,039,586.19

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Solution

The fourth proportional to 3,020,420,487.42, 4,168,389,763.62 and 1,831,039,586.19 is: 2,526,961,626.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,420,487.42 : 4,168,389,763.62 = 1,831,039,586.19 : x
  2. Step 2: Convert to fraction form
    3,020,420,487.42/4,168,389,763.62 = 1,831,039,586.19/x
  3. Step 3: Cross multiply
    3,020,420,487.42x = 4,168,389,763.62 × 1,831,039,586.19
  4. Step 4: Simplify right side
    3,020,420,487.42x = 7,632,486,667,857,396,736
  5. Step 5: Solve for x
    x = 7,632,486,667,857,396,736/3,020,420,487.42
  6. Step 6: Final answer
    x = 2,526,961,626.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.