Home / 1,073,088,375.20-1,609,632,562.80-726,163,690.40

Finding the Fourth Proportional to 1,073,088,375.20, 1,609,632,562.80 and 726,163,690.40

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Solution

The fourth proportional to 1,073,088,375.20, 1,609,632,562.80 and 726,163,690.40 is: 1,089,245,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,088,375.20 : 1,609,632,562.80 = 726,163,690.40 : x
  2. Step 2: Convert to fraction form
    1,073,088,375.20/1,609,632,562.80 = 726,163,690.40/x
  3. Step 3: Cross multiply
    1,073,088,375.20x = 1,609,632,562.80 × 726,163,690.40
  4. Step 4: Simplify right side
    1,073,088,375.20x = 1,168,856,721,990,857,728
  5. Step 5: Solve for x
    x = 1,168,856,721,990,857,728/1,073,088,375.20
  6. Step 6: Final answer
    x = 1,089,245,535.60

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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.