Home / 1,765,086,655.44-2,435,991,636.20-1,318,274,303.16

Finding the Fourth Proportional to 1,765,086,655.44, 2,435,991,636.20 and 1,318,274,303.16

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Solution

The fourth proportional to 1,765,086,655.44, 2,435,991,636.20 and 1,318,274,303.16 is: 1,819,347,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,086,655.44 : 2,435,991,636.20 = 1,318,274,303.16 : x
  2. Step 2: Convert to fraction form
    1,765,086,655.44/2,435,991,636.20 = 1,318,274,303.16/x
  3. Step 3: Cross multiply
    1,765,086,655.44x = 2,435,991,636.20 × 1,318,274,303.16
  4. Step 4: Simplify right side
    1,765,086,655.44x = 3,211,305,176,715,143,168
  5. Step 5: Solve for x
    x = 3,211,305,176,715,143,168/1,765,086,655.44
  6. Step 6: Final answer
    x = 1,819,347,037.05

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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.