Home / 322,640,075,252.60-445,444,242,381.99-205,383,879,429.66

Finding the Fourth Proportional to 322,640,075,252.60, 445,444,242,381.99 and 205,383,879,429.66

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Solution

The fourth proportional to 322,640,075,252.60, 445,444,242,381.99 and 205,383,879,429.66 is: 283,557,665,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,640,075,252.60 : 445,444,242,381.99 = 205,383,879,429.66 : x
  2. Step 2: Convert to fraction form
    322,640,075,252.60/445,444,242,381.99 = 205,383,879,429.66/x
  3. Step 3: Cross multiply
    322,640,075,252.60x = 445,444,242,381.99 × 205,383,879,429.66
  4. Step 4: Simplify right side
    322,640,075,252.60x = 91,487,066,570,018,877,603,840
  5. Step 5: Solve for x
    x = 91,487,066,570,018,877,603,840/322,640,075,252.60
  6. Step 6: Final answer
    x = 283,557,665,607.39

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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.