Home / 226,172,568.31-312,131,476.55-170,319,447.82

Finding the Fourth Proportional to 226,172,568.31, 312,131,476.55 and 170,319,447.82

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Solution

The fourth proportional to 226,172,568.31, 312,131,476.55 and 170,319,447.82 is: 235,050,877.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,172,568.31 : 312,131,476.55 = 170,319,447.82 : x
  2. Step 2: Convert to fraction form
    226,172,568.31/312,131,476.55 = 170,319,447.82/x
  3. Step 3: Cross multiply
    226,172,568.31x = 312,131,476.55 × 170,319,447.82
  4. Step 4: Simplify right side
    226,172,568.31x = 53,162,060,733,237,280
  5. Step 5: Solve for x
    x = 53,162,060,733,237,280/226,172,568.31
  6. Step 6: Final answer
    x = 235,050,877.88

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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.