Home / 322,640,075,253.60-445,444,242,383.37-205,383,879,430.66

Finding the Fourth Proportional to 322,640,075,253.60, 445,444,242,383.37 and 205,383,879,430.66

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Solution

The fourth proportional to 322,640,075,253.60, 445,444,242,383.37 and 205,383,879,430.66 is: 283,557,665,608.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,640,075,253.60 : 445,444,242,383.37 = 205,383,879,430.66 : x
  2. Step 2: Convert to fraction form
    322,640,075,253.60/445,444,242,383.37 = 205,383,879,430.66/x
  3. Step 3: Cross multiply
    322,640,075,253.60x = 445,444,242,383.37 × 205,383,879,430.66
  4. Step 4: Simplify right side
    322,640,075,253.60x = 91,487,066,570,747,746,975,744
  5. Step 5: Solve for x
    x = 91,487,066,570,747,746,975,744/322,640,075,253.60
  6. Step 6: Final answer
    x = 283,557,665,608.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.