Home / 3,785,345,459.46-5,223,763,890.86-2,091,752,823.60

Finding the Fourth Proportional to 3,785,345,459.46, 5,223,763,890.86 and 2,091,752,823.60

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Solution

The fourth proportional to 3,785,345,459.46, 5,223,763,890.86 and 2,091,752,823.60 is: 2,886,611,799.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,345,459.46 : 5,223,763,890.86 = 2,091,752,823.60 : x
  2. Step 2: Convert to fraction form
    3,785,345,459.46/5,223,763,890.86 = 2,091,752,823.60/x
  3. Step 3: Cross multiply
    3,785,345,459.46x = 5,223,763,890.86 × 2,091,752,823.60
  4. Step 4: Simplify right side
    3,785,345,459.46x = 10,926,822,868,515,667,968
  5. Step 5: Solve for x
    x = 10,926,822,868,515,667,968/3,785,345,459.46
  6. Step 6: Final answer
    x = 2,886,611,799.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.