Home / 2,147,584,172.12-3,221,379,994.90-673,837,080.36

Finding the Fourth Proportional to 2,147,584,172.12, 3,221,379,994.90 and 673,837,080.36

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Solution

The fourth proportional to 2,147,584,172.12, 3,221,379,994.90 and 673,837,080.36 is: 1,010,756,792.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,584,172.12 : 3,221,379,994.90 = 673,837,080.36 : x
  2. Step 2: Convert to fraction form
    2,147,584,172.12/3,221,379,994.90 = 673,837,080.36/x
  3. Step 3: Cross multiply
    2,147,584,172.12x = 3,221,379,994.90 × 673,837,080.36
  4. Step 4: Simplify right side
    2,147,584,172.12x = 2,170,685,290,493,527,808
  5. Step 5: Solve for x
    x = 2,170,685,290,493,527,808/2,147,584,172.12
  6. Step 6: Final answer
    x = 1,010,756,792.99

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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.