Home / 3,629,578,136.40-5,444,367,204.60-1,790,211,992.40

Finding the Fourth Proportional to 3,629,578,136.40, 5,444,367,204.60 and 1,790,211,992.40

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Solution

The fourth proportional to 3,629,578,136.40, 5,444,367,204.60 and 1,790,211,992.40 is: 2,685,317,988.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,578,136.40 : 5,444,367,204.60 = 1,790,211,992.40 : x
  2. Step 2: Convert to fraction form
    3,629,578,136.40/5,444,367,204.60 = 1,790,211,992.40/x
  3. Step 3: Cross multiply
    3,629,578,136.40x = 5,444,367,204.60 × 1,790,211,992.40
  4. Step 4: Simplify right side
    3,629,578,136.40x = 9,746,571,460,704,186,368
  5. Step 5: Solve for x
    x = 9,746,571,460,704,186,368/3,629,578,136.40
  6. Step 6: Final answer
    x = 2,685,317,988.60

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Double scale
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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.