Home / 238,508,442.19-357,507,566.74-108,921,868.75

Finding the Fourth Proportional to 238,508,442.19, 357,507,566.74 and 108,921,868.75

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Solution

The fourth proportional to 238,508,442.19, 357,507,566.74 and 108,921,868.75 is: 163,266,305.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,508,442.19 : 357,507,566.74 = 108,921,868.75 : x
  2. Step 2: Convert to fraction form
    238,508,442.19/357,507,566.74 = 108,921,868.75/x
  3. Step 3: Cross multiply
    238,508,442.19x = 357,507,566.74 × 108,921,868.75
  4. Step 4: Simplify right side
    238,508,442.19x = 38,940,392,261,586,144
  5. Step 5: Solve for x
    x = 38,940,392,261,586,144/238,508,442.19
  6. Step 6: Final answer
    x = 163,266,305.81

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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.