Home / 5,440,295,241.20-8,160,442,861.80-1,993,275,311.60

Finding the Fourth Proportional to 5,440,295,241.20, 8,160,442,861.80 and 1,993,275,311.60

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Solution

The fourth proportional to 5,440,295,241.20, 8,160,442,861.80 and 1,993,275,311.60 is: 2,989,912,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,295,241.20 : 8,160,442,861.80 = 1,993,275,311.60 : x
  2. Step 2: Convert to fraction form
    5,440,295,241.20/8,160,442,861.80 = 1,993,275,311.60/x
  3. Step 3: Cross multiply
    5,440,295,241.20x = 8,160,442,861.80 × 1,993,275,311.60
  4. Step 4: Simplify right side
    5,440,295,241.20x = 16,266,009,288,148,389,888
  5. Step 5: Solve for x
    x = 16,266,009,288,148,389,888/5,440,295,241.20
  6. Step 6: Final answer
    x = 2,989,912,967.40

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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.