Home / 216,189,177.98-298,362,403.19-123,383,570.54

Finding the Fourth Proportional to 216,189,177.98, 298,362,403.19 and 123,383,570.54

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Solution

The fourth proportional to 216,189,177.98, 298,362,403.19 and 123,383,570.54 is: 170,281,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,189,177.98 : 298,362,403.19 = 123,383,570.54 : x
  2. Step 2: Convert to fraction form
    216,189,177.98/298,362,403.19 = 123,383,570.54/x
  3. Step 3: Cross multiply
    216,189,177.98x = 298,362,403.19 × 123,383,570.54
  4. Step 4: Simplify right side
    216,189,177.98x = 36,813,018,619,293,928
  5. Step 5: Solve for x
    x = 36,813,018,619,293,928/216,189,177.98
  6. Step 6: Final answer
    x = 170,281,505.13

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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.