Home / 269,583,925,642.55-372,037,511,745.78-149,289,863,808.06

Finding the Fourth Proportional to 269,583,925,642.55, 372,037,511,745.78 and 149,289,863,808.06

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Solution

The fourth proportional to 269,583,925,642.55, 372,037,511,745.78 and 149,289,863,808.06 is: 206,026,488,143.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,583,925,642.55 : 372,037,511,745.78 = 149,289,863,808.06 : x
  2. Step 2: Convert to fraction form
    269,583,925,642.55/372,037,511,745.78 = 149,289,863,808.06/x
  3. Step 3: Cross multiply
    269,583,925,642.55x = 372,037,511,745.78 × 149,289,863,808.06
  4. Step 4: Simplify right side
    269,583,925,642.55x = 55,541,429,460,017,021,452,288
  5. Step 5: Solve for x
    x = 55,541,429,460,017,021,452,288/269,583,925,642.55
  6. Step 6: Final answer
    x = 206,026,488,143.29

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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.