Home / 3,880,751,998.40-5,821,127,997.60-1,941,355,390.40

Finding the Fourth Proportional to 3,880,751,998.40, 5,821,127,997.60 and 1,941,355,390.40

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Solution

The fourth proportional to 3,880,751,998.40, 5,821,127,997.60 and 1,941,355,390.40 is: 2,912,033,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,751,998.40 : 5,821,127,997.60 = 1,941,355,390.40 : x
  2. Step 2: Convert to fraction form
    3,880,751,998.40/5,821,127,997.60 = 1,941,355,390.40/x
  3. Step 3: Cross multiply
    3,880,751,998.40x = 5,821,127,997.60 × 1,941,355,390.40
  4. Step 4: Simplify right side
    3,880,751,998.40x = 11,300,878,216,349,120,512
  5. Step 5: Solve for x
    x = 11,300,878,216,349,120,512/3,880,751,998.40
  6. Step 6: Final answer
    x = 2,912,033,085.60

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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.