Home / 1,195,690,815.20-1,793,536,222.80-550,718,271.20

Finding the Fourth Proportional to 1,195,690,815.20, 1,793,536,222.80 and 550,718,271.20

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Solution

The fourth proportional to 1,195,690,815.20, 1,793,536,222.80 and 550,718,271.20 is: 826,077,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,690,815.20 : 1,793,536,222.80 = 550,718,271.20 : x
  2. Step 2: Convert to fraction form
    1,195,690,815.20/1,793,536,222.80 = 550,718,271.20/x
  3. Step 3: Cross multiply
    1,195,690,815.20x = 1,793,536,222.80 × 550,718,271.20
  4. Step 4: Simplify right side
    1,195,690,815.20x = 987,733,167,954,994,048
  5. Step 5: Solve for x
    x = 987,733,167,954,994,048/1,195,690,815.20
  6. Step 6: Final answer
    x = 826,077,406.80

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Double scale
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Similar ratio
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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.