Home / 3,779,144,467.20-5,668,716,700.80-1,325,162,505.60

Finding the Fourth Proportional to 3,779,144,467.20, 5,668,716,700.80 and 1,325,162,505.60

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Solution

The fourth proportional to 3,779,144,467.20, 5,668,716,700.80 and 1,325,162,505.60 is: 1,987,743,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,144,467.20 : 5,668,716,700.80 = 1,325,162,505.60 : x
  2. Step 2: Convert to fraction form
    3,779,144,467.20/5,668,716,700.80 = 1,325,162,505.60/x
  3. Step 3: Cross multiply
    3,779,144,467.20x = 5,668,716,700.80 × 1,325,162,505.60
  4. Step 4: Simplify right side
    3,779,144,467.20x = 7,511,970,826,768,693,248
  5. Step 5: Solve for x
    x = 7,511,970,826,768,693,248/3,779,144,467.20
  6. Step 6: Final answer
    x = 1,987,743,758.40

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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.