Home / 258,718,866.90-388,267,257.15-182,191,362.90

Finding the Fourth Proportional to 258,718,866.90, 388,267,257.15 and 182,191,362.90

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Solution

The fourth proportional to 258,718,866.90, 388,267,257.15 and 182,191,362.90 is: 273,420,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,718,866.90 : 388,267,257.15 = 182,191,362.90 : x
  2. Step 2: Convert to fraction form
    258,718,866.90/388,267,257.15 = 182,191,362.90/x
  3. Step 3: Cross multiply
    258,718,866.90x = 388,267,257.15 × 182,191,362.90
  4. Step 4: Simplify right side
    258,718,866.90x = 70,738,940,749,603,264
  5. Step 5: Solve for x
    x = 70,738,940,749,603,264/258,718,866.90
  6. Step 6: Final answer
    x = 273,420,108.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.