Home / 855,160,844.40-1,282,221,635.40-336,994,059.60

Finding the Fourth Proportional to 855,160,844.40, 1,282,221,635.40 and 336,994,059.60

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Solution

The fourth proportional to 855,160,844.40, 1,282,221,635.40 and 336,994,059.60 is: 505,286,317.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,160,844.40 : 1,282,221,635.40 = 336,994,059.60 : x
  2. Step 2: Convert to fraction form
    855,160,844.40/1,282,221,635.40 = 336,994,059.60/x
  3. Step 3: Cross multiply
    855,160,844.40x = 1,282,221,635.40 × 336,994,059.60
  4. Step 4: Simplify right side
    855,160,844.40x = 432,101,074,220,397,120
  5. Step 5: Solve for x
    x = 432,101,074,220,397,120/855,160,844.40
  6. Step 6: Final answer
    x = 505,286,317.83

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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.