Home / 8,191,408,511.60-12,287,112,767.40-8,191,408,511.60

Finding the Fourth Proportional to 8,191,408,511.60, 12,287,112,767.40 and 8,191,408,511.60

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Solution

The fourth proportional to 8,191,408,511.60, 12,287,112,767.40 and 8,191,408,511.60 is: 12,287,112,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,191,408,511.60 : 12,287,112,767.40 = 8,191,408,511.60 : x
  2. Step 2: Convert to fraction form
    8,191,408,511.60/12,287,112,767.40 = 8,191,408,511.60/x
  3. Step 3: Cross multiply
    8,191,408,511.60x = 12,287,112,767.40 × 8,191,408,511.60
  4. Step 4: Simplify right side
    8,191,408,511.60x = 100,648,760,105,869,393,920
  5. Step 5: Solve for x
    x = 100,648,760,105,869,393,920/8,191,408,511.60
  6. Step 6: Final answer
    x = 12,287,112,767.40

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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.