Home / 2,068,903,890.40-3,103,355,835.60-1,085,950,616.80

Finding the Fourth Proportional to 2,068,903,890.40, 3,103,355,835.60 and 1,085,950,616.80

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Solution

The fourth proportional to 2,068,903,890.40, 3,103,355,835.60 and 1,085,950,616.80 is: 1,628,925,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,903,890.40 : 3,103,355,835.60 = 1,085,950,616.80 : x
  2. Step 2: Convert to fraction form
    2,068,903,890.40/3,103,355,835.60 = 1,085,950,616.80/x
  3. Step 3: Cross multiply
    2,068,903,890.40x = 3,103,355,835.60 × 1,085,950,616.80
  4. Step 4: Simplify right side
    2,068,903,890.40x = 3,370,091,183,819,699,200
  5. Step 5: Solve for x
    x = 3,370,091,183,819,699,200/2,068,903,890.40
  6. Step 6: Final answer
    x = 1,628,925,925.20

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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.