Home / 1,174,567,604.55-1,620,945,912.06-672,873,350.22

Finding the Fourth Proportional to 1,174,567,604.55, 1,620,945,912.06 and 672,873,350.22

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Solution

The fourth proportional to 1,174,567,604.55, 1,620,945,912.06 and 672,873,350.22 is: 928,589,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,567,604.55 : 1,620,945,912.06 = 672,873,350.22 : x
  2. Step 2: Convert to fraction form
    1,174,567,604.55/1,620,945,912.06 = 672,873,350.22/x
  3. Step 3: Cross multiply
    1,174,567,604.55x = 1,620,945,912.06 × 672,873,350.22
  4. Step 4: Simplify right side
    1,174,567,604.55x = 1,090,691,306,373,225,728
  5. Step 5: Solve for x
    x = 1,090,691,306,373,225,728/1,174,567,604.55
  6. Step 6: Final answer
    x = 928,589,637.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.