Home / 3,779,143,856.10-5,668,715,784.15-3,434,486,652.90

Finding the Fourth Proportional to 3,779,143,856.10, 5,668,715,784.15 and 3,434,486,652.90

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Solution

The fourth proportional to 3,779,143,856.10, 5,668,715,784.15 and 3,434,486,652.90 is: 5,151,729,979.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,143,856.10 : 5,668,715,784.15 = 3,434,486,652.90 : x
  2. Step 2: Convert to fraction form
    3,779,143,856.10/5,668,715,784.15 = 3,434,486,652.90/x
  3. Step 3: Cross multiply
    3,779,143,856.10x = 5,668,715,784.15 × 3,434,486,652.90
  4. Step 4: Simplify right side
    3,779,143,856.10x = 19,469,128,699,746,729,984
  5. Step 5: Solve for x
    x = 19,469,128,699,746,729,984/3,779,143,856.10
  6. Step 6: Final answer
    x = 5,151,729,979.35

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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.