Home / 2,109,794,928.40-3,162,508,891.80-945,821,040.40

Finding the Fourth Proportional to 2,109,794,928.40, 3,162,508,891.80 and 945,821,040.40

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Solution

The fourth proportional to 2,109,794,928.40, 3,162,508,891.80 and 945,821,040.40 is: 1,417,752,697.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,794,928.40 : 3,162,508,891.80 = 945,821,040.40 : x
  2. Step 2: Convert to fraction form
    2,109,794,928.40/3,162,508,891.80 = 945,821,040.40/x
  3. Step 3: Cross multiply
    2,109,794,928.40x = 3,162,508,891.80 × 945,821,040.40
  4. Step 4: Simplify right side
    2,109,794,928.40x = 2,991,167,450,316,527,104
  5. Step 5: Solve for x
    x = 2,991,167,450,316,527,104/2,109,794,928.40
  6. Step 6: Final answer
    x = 1,417,752,697.22

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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.