Home / 355,966,164.03-491,233,235.43-197,206,603.46

Finding the Fourth Proportional to 355,966,164.03, 491,233,235.43 and 197,206,603.46

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Solution

The fourth proportional to 355,966,164.03, 491,233,235.43 and 197,206,603.46 is: 272,145,073.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,966,164.03 : 491,233,235.43 = 197,206,603.46 : x
  2. Step 2: Convert to fraction form
    355,966,164.03/491,233,235.43 = 197,206,603.46/x
  3. Step 3: Cross multiply
    355,966,164.03x = 491,233,235.43 × 197,206,603.46
  4. Step 4: Simplify right side
    355,966,164.03x = 96,874,437,862,374,640
  5. Step 5: Solve for x
    x = 96,874,437,862,374,640/355,966,164.03
  6. Step 6: Final answer
    x = 272,145,073.47

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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.