Home / 3,778,790,815.20-5,664,029,173.20-1,323,864,069.60

Finding the Fourth Proportional to 3,778,790,815.20, 5,664,029,173.20 and 1,323,864,069.60

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Solution

The fourth proportional to 3,778,790,815.20, 5,664,029,173.20 and 1,323,864,069.60 is: 1,984,339,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,790,815.20 : 5,664,029,173.20 = 1,323,864,069.60 : x
  2. Step 2: Convert to fraction form
    3,778,790,815.20/5,664,029,173.20 = 1,323,864,069.60/x
  3. Step 3: Cross multiply
    3,778,790,815.20x = 5,664,029,173.20 × 1,323,864,069.60
  4. Step 4: Simplify right side
    3,778,790,815.20x = 7,498,404,711,565,674,496
  5. Step 5: Solve for x
    x = 7,498,404,711,565,674,496/3,778,790,815.20
  6. Step 6: Final answer
    x = 1,984,339,720.90

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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.