Home / 2,114,285,179.68-3,168,168,264.72-1,131,842,089.44

Finding the Fourth Proportional to 2,114,285,179.68, 3,168,168,264.72 and 1,131,842,089.44

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Solution

The fourth proportional to 2,114,285,179.68, 3,168,168,264.72 and 1,131,842,089.44 is: 1,696,018,220.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,285,179.68 : 3,168,168,264.72 = 1,131,842,089.44 : x
  2. Step 2: Convert to fraction form
    2,114,285,179.68/3,168,168,264.72 = 1,131,842,089.44/x
  3. Step 3: Cross multiply
    2,114,285,179.68x = 3,168,168,264.72 × 1,131,842,089.44
  4. Step 4: Simplify right side
    2,114,285,179.68x = 3,585,866,188,438,183,936
  5. Step 5: Solve for x
    x = 3,585,866,188,438,183,936/2,114,285,179.68
  6. Step 6: Final answer
    x = 1,696,018,220.67

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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.