Home / 2,125,765,896.40-3,188,648,844.60-1,090,731,404.80

Finding the Fourth Proportional to 2,125,765,896.40, 3,188,648,844.60 and 1,090,731,404.80

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Solution

The fourth proportional to 2,125,765,896.40, 3,188,648,844.60 and 1,090,731,404.80 is: 1,636,097,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,765,896.40 : 3,188,648,844.60 = 1,090,731,404.80 : x
  2. Step 2: Convert to fraction form
    2,125,765,896.40/3,188,648,844.60 = 1,090,731,404.80/x
  3. Step 3: Cross multiply
    2,125,765,896.40x = 3,188,648,844.60 × 1,090,731,404.80
  4. Step 4: Simplify right side
    2,125,765,896.40x = 3,477,959,433,684,454,400
  5. Step 5: Solve for x
    x = 3,477,959,433,684,454,400/2,125,765,896.40
  6. Step 6: Final answer
    x = 1,636,097,107.20

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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.