Home / 322,640,075,254.10-445,444,242,384.06-205,383,879,431.16

Finding the Fourth Proportional to 322,640,075,254.10, 445,444,242,384.06 and 205,383,879,431.16

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Solution

The fourth proportional to 322,640,075,254.10, 445,444,242,384.06 and 205,383,879,431.16 is: 283,557,665,609.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,640,075,254.10 : 445,444,242,384.06 = 205,383,879,431.16 : x
  2. Step 2: Convert to fraction form
    322,640,075,254.10/445,444,242,384.06 = 205,383,879,431.16/x
  3. Step 3: Cross multiply
    322,640,075,254.10x = 445,444,242,384.06 × 205,383,879,431.16
  4. Step 4: Simplify right side
    322,640,075,254.10x = 91,487,066,571,112,198,438,912
  5. Step 5: Solve for x
    x = 91,487,066,571,112,198,438,912/322,640,075,254.10
  6. Step 6: Final answer
    x = 283,557,665,609.46

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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.