Home / 5,506,446,539.50-8,253,788,380.86-3,140,513,722.78

Finding the Fourth Proportional to 5,506,446,539.50, 8,253,788,380.86 and 3,140,513,722.78

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Solution

The fourth proportional to 5,506,446,539.50, 8,253,788,380.86 and 3,140,513,722.78 is: 4,707,416,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506,446,539.50 : 8,253,788,380.86 = 3,140,513,722.78 : x
  2. Step 2: Convert to fraction form
    5,506,446,539.50/8,253,788,380.86 = 3,140,513,722.78/x
  3. Step 3: Cross multiply
    5,506,446,539.50x = 8,253,788,380.86 × 3,140,513,722.78
  4. Step 4: Simplify right side
    5,506,446,539.50x = 25,921,135,675,012,947,968
  5. Step 5: Solve for x
    x = 25,921,135,675,012,947,968/5,506,446,539.50
  6. Step 6: Final answer
    x = 4,707,416,205.55

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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.