Home / 13,614,453,874.39-20,394,331,372.59-6,779,281,858.29

Finding the Fourth Proportional to 13,614,453,874.39, 20,394,331,372.59 and 6,779,281,858.29

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Solution

The fourth proportional to 13,614,453,874.39, 20,394,331,372.59 and 6,779,281,858.29 is: 10,155,304,205.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,453,874.39 : 20,394,331,372.59 = 6,779,281,858.29 : x
  2. Step 2: Convert to fraction form
    13,614,453,874.39/20,394,331,372.59 = 6,779,281,858.29/x
  3. Step 3: Cross multiply
    13,614,453,874.39x = 20,394,331,372.59 × 6,779,281,858.29
  4. Step 4: Simplify right side
    13,614,453,874.39x = 138,258,920,686,153,973,760
  5. Step 5: Solve for x
    x = 138,258,920,686,153,973,760/13,614,453,874.39
  6. Step 6: Final answer
    x = 10,155,304,205.50

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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.