Home / 322,640,075,256.22-445,444,242,386.96-205,383,879,433.30

Finding the Fourth Proportional to 322,640,075,256.22, 445,444,242,386.96 and 205,383,879,433.30

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Solution

The fourth proportional to 322,640,075,256.22, 445,444,242,386.96 and 205,383,879,433.30 is: 283,557,665,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,640,075,256.22 : 445,444,242,386.96 = 205,383,879,433.30 : x
  2. Step 2: Convert to fraction form
    322,640,075,256.22/445,444,242,386.96 = 205,383,879,433.30/x
  3. Step 3: Cross multiply
    322,640,075,256.22x = 445,444,242,386.96 × 205,383,879,433.30
  4. Step 4: Simplify right side
    322,640,075,256.22x = 91,487,066,572,661,054,242,816
  5. Step 5: Solve for x
    x = 91,487,066,572,661,054,242,816/322,640,075,256.22
  6. Step 6: Final answer
    x = 283,557,665,612.40

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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.