Home / 2,990,729,318.10-4,486,093,977.15-2,011,177,266.90

Finding the Fourth Proportional to 2,990,729,318.10, 4,486,093,977.15 and 2,011,177,266.90

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Solution

The fourth proportional to 2,990,729,318.10, 4,486,093,977.15 and 2,011,177,266.90 is: 3,016,765,900.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,729,318.10 : 4,486,093,977.15 = 2,011,177,266.90 : x
  2. Step 2: Convert to fraction form
    2,990,729,318.10/4,486,093,977.15 = 2,011,177,266.90/x
  3. Step 3: Cross multiply
    2,990,729,318.10x = 4,486,093,977.15 × 2,011,177,266.90
  4. Step 4: Simplify right side
    2,990,729,318.10x = 9,022,330,224,021,087,232
  5. Step 5: Solve for x
    x = 9,022,330,224,021,087,232/2,990,729,318.10
  6. Step 6: Final answer
    x = 3,016,765,900.35

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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.