Home / 1,172,667,474.70-1,758,999,726.61-299,268,862.58

Finding the Fourth Proportional to 1,172,667,474.70, 1,758,999,726.61 and 299,268,862.58

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Solution

The fourth proportional to 1,172,667,474.70, 1,758,999,726.61 and 299,268,862.58 is: 448,902,914.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,667,474.70 : 1,758,999,726.61 = 299,268,862.58 : x
  2. Step 2: Convert to fraction form
    1,172,667,474.70/1,758,999,726.61 = 299,268,862.58/x
  3. Step 3: Cross multiply
    1,172,667,474.70x = 1,758,999,726.61 × 299,268,862.58
  4. Step 4: Simplify right side
    1,172,667,474.70x = 526,413,847,464,754,944
  5. Step 5: Solve for x
    x = 526,413,847,464,754,944/1,172,667,474.70
  6. Step 6: Final answer
    x = 448,902,914.78

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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.