Home / 19,085,145,449.58-28,618,140,278.97-11,119,887,812.52

Finding the Fourth Proportional to 19,085,145,449.58, 28,618,140,278.97 and 11,119,887,812.52

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Solution

The fourth proportional to 19,085,145,449.58, 28,618,140,278.97 and 11,119,887,812.52 is: 16,674,251,194.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085,145,449.58 : 28,618,140,278.97 = 11,119,887,812.52 : x
  2. Step 2: Convert to fraction form
    19,085,145,449.58/28,618,140,278.97 = 11,119,887,812.52/x
  3. Step 3: Cross multiply
    19,085,145,449.58x = 28,618,140,278.97 × 11,119,887,812.52
  4. Step 4: Simplify right side
    19,085,145,449.58x = 318,230,509,305,106,268,160
  5. Step 5: Solve for x
    x = 318,230,509,305,106,268,160/19,085,145,449.58
  6. Step 6: Final answer
    x = 16,674,251,194.25

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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.