Home / 2,112,768,400.40-3,169,152,600.60-1,022,361,693.20

Finding the Fourth Proportional to 2,112,768,400.40, 3,169,152,600.60 and 1,022,361,693.20

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Solution

The fourth proportional to 2,112,768,400.40, 3,169,152,600.60 and 1,022,361,693.20 is: 1,533,542,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,768,400.40 : 3,169,152,600.60 = 1,022,361,693.20 : x
  2. Step 2: Convert to fraction form
    2,112,768,400.40/3,169,152,600.60 = 1,022,361,693.20/x
  3. Step 3: Cross multiply
    2,112,768,400.40x = 3,169,152,600.60 × 1,022,361,693.20
  4. Step 4: Simplify right side
    2,112,768,400.40x = 3,240,020,218,758,599,168
  5. Step 5: Solve for x
    x = 3,240,020,218,758,599,168/2,112,768,400.40
  6. Step 6: Final answer
    x = 1,533,542,539.80

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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.