Home / 3,779,143,845.60-5,668,715,768.40-3,434,486,642.40

Finding the Fourth Proportional to 3,779,143,845.60, 5,668,715,768.40 and 3,434,486,642.40

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Solution

The fourth proportional to 3,779,143,845.60, 5,668,715,768.40 and 3,434,486,642.40 is: 5,151,729,963.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,143,845.60 : 5,668,715,768.40 = 3,434,486,642.40 : x
  2. Step 2: Convert to fraction form
    3,779,143,845.60/5,668,715,768.40 = 3,434,486,642.40/x
  3. Step 3: Cross multiply
    3,779,143,845.60x = 5,668,715,768.40 × 3,434,486,642.40
  4. Step 4: Simplify right side
    3,779,143,845.60x = 19,469,128,586,132,049,920
  5. Step 5: Solve for x
    x = 19,469,128,586,132,049,920/3,779,143,845.60
  6. Step 6: Final answer
    x = 5,151,729,963.60

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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.