Home / 2,112,768,350.40-3,169,152,525.60-1,022,361,643.20

Finding the Fourth Proportional to 2,112,768,350.40, 3,169,152,525.60 and 1,022,361,643.20

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Solution

The fourth proportional to 2,112,768,350.40, 3,169,152,525.60 and 1,022,361,643.20 is: 1,533,542,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,768,350.40 : 3,169,152,525.60 = 1,022,361,643.20 : x
  2. Step 2: Convert to fraction form
    2,112,768,350.40/3,169,152,525.60 = 1,022,361,643.20/x
  3. Step 3: Cross multiply
    2,112,768,350.40x = 3,169,152,525.60 × 1,022,361,643.20
  4. Step 4: Simplify right side
    2,112,768,350.40x = 3,240,019,983,623,845,888
  5. Step 5: Solve for x
    x = 3,240,019,983,623,845,888/2,112,768,350.40
  6. Step 6: Final answer
    x = 1,533,542,464.80

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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.