Home / 2,150,416,987.60-3,223,357,999.80-839,812,622.80

Finding the Fourth Proportional to 2,150,416,987.60, 3,223,357,999.80 and 839,812,622.80

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Solution

The fourth proportional to 2,150,416,987.60, 3,223,357,999.80 and 839,812,622.80 is: 1,258,833,403.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150,416,987.60 : 3,223,357,999.80 = 839,812,622.80 : x
  2. Step 2: Convert to fraction form
    2,150,416,987.60/3,223,357,999.80 = 839,812,622.80/x
  3. Step 3: Cross multiply
    2,150,416,987.60x = 3,223,357,999.80 × 839,812,622.80
  4. Step 4: Simplify right side
    2,150,416,987.60x = 2,707,016,736,035,399,680
  5. Step 5: Solve for x
    x = 2,707,016,736,035,399,680/2,150,416,987.60
  6. Step 6: Final answer
    x = 1,258,833,403.77

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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.