Home / 248,254,667.58-342,578,779.18-136,743,107.84

Finding the Fourth Proportional to 248,254,667.58, 342,578,779.18 and 136,743,107.84

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Solution

The fourth proportional to 248,254,667.58, 342,578,779.18 and 136,743,107.84 is: 188,698,514.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,254,667.58 : 342,578,779.18 = 136,743,107.84 : x
  2. Step 2: Convert to fraction form
    248,254,667.58/342,578,779.18 = 136,743,107.84/x
  3. Step 3: Cross multiply
    248,254,667.58x = 342,578,779.18 × 136,743,107.84
  4. Step 4: Simplify right side
    248,254,667.58x = 46,845,286,945,106,288
  5. Step 5: Solve for x
    x = 46,845,286,945,106,288/248,254,667.58
  6. Step 6: Final answer
    x = 188,698,514.32

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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.