Home / 1,422,353,744.80-2,133,530,617.20-810,133,712.80

Finding the Fourth Proportional to 1,422,353,744.80, 2,133,530,617.20 and 810,133,712.80

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Solution

The fourth proportional to 1,422,353,744.80, 2,133,530,617.20 and 810,133,712.80 is: 1,215,200,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,353,744.80 : 2,133,530,617.20 = 810,133,712.80 : x
  2. Step 2: Convert to fraction form
    1,422,353,744.80/2,133,530,617.20 = 810,133,712.80/x
  3. Step 3: Cross multiply
    1,422,353,744.80x = 2,133,530,617.20 × 810,133,712.80
  4. Step 4: Simplify right side
    1,422,353,744.80x = 1,728,445,080,284,711,424
  5. Step 5: Solve for x
    x = 1,728,445,080,284,711,424/1,422,353,744.80
  6. Step 6: Final answer
    x = 1,215,200,569.20

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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.