Home / 1,166,112,152.10-1,749,840,074.55-439,622,244.90

Finding the Fourth Proportional to 1,166,112,152.10, 1,749,840,074.55 and 439,622,244.90

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Solution

The fourth proportional to 1,166,112,152.10, 1,749,840,074.55 and 439,622,244.90 is: 659,686,652.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,112,152.10 : 1,749,840,074.55 = 439,622,244.90 : x
  2. Step 2: Convert to fraction form
    1,166,112,152.10/1,749,840,074.55 = 439,622,244.90/x
  3. Step 3: Cross multiply
    1,166,112,152.10x = 1,749,840,074.55 × 439,622,244.90
  4. Step 4: Simplify right side
    1,166,112,152.10x = 769,268,621,789,654,272
  5. Step 5: Solve for x
    x = 769,268,621,789,654,272/1,166,112,152.10
  6. Step 6: Final answer
    x = 659,686,652.27

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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.