Home / 248,026,610.95-342,254,476.06-143,611,729.54

Finding the Fourth Proportional to 248,026,610.95, 342,254,476.06 and 143,611,729.54

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Solution

The fourth proportional to 248,026,610.95, 342,254,476.06 and 143,611,729.54 is: 198,171,305.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,026,610.95 : 342,254,476.06 = 143,611,729.54 : x
  2. Step 2: Convert to fraction form
    248,026,610.95/342,254,476.06 = 143,611,729.54/x
  3. Step 3: Cross multiply
    248,026,610.95x = 342,254,476.06 × 143,611,729.54
  4. Step 4: Simplify right side
    248,026,610.95x = 49,151,757,248,568,456
  5. Step 5: Solve for x
    x = 49,151,757,248,568,456/248,026,610.95
  6. Step 6: Final answer
    x = 198,171,305.33

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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.