Home / 2,807,379,268.80-4,220,138,829.60-2,589,701,035.20

Finding the Fourth Proportional to 2,807,379,268.80, 4,220,138,829.60 and 2,589,701,035.20

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Solution

The fourth proportional to 2,807,379,268.80, 4,220,138,829.60 and 2,589,701,035.20 is: 3,892,918,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,379,268.80 : 4,220,138,829.60 = 2,589,701,035.20 : x
  2. Step 2: Convert to fraction form
    2,807,379,268.80/4,220,138,829.60 = 2,589,701,035.20/x
  3. Step 3: Cross multiply
    2,807,379,268.80x = 4,220,138,829.60 × 2,589,701,035.20
  4. Step 4: Simplify right side
    2,807,379,268.80x = 10,928,897,895,702,835,200
  5. Step 5: Solve for x
    x = 10,928,897,895,702,835,200/2,807,379,268.80
  6. Step 6: Final answer
    x = 3,892,918,216.35

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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.