Home / 1,172,667,487.33-1,758,999,745.55-299,268,875.22

Finding the Fourth Proportional to 1,172,667,487.33, 1,758,999,745.55 and 299,268,875.22

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Solution

The fourth proportional to 1,172,667,487.33, 1,758,999,745.55 and 299,268,875.22 is: 448,902,933.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,667,487.33 : 1,758,999,745.55 = 299,268,875.22 : x
  2. Step 2: Convert to fraction form
    1,172,667,487.33/1,758,999,745.55 = 299,268,875.22/x
  3. Step 3: Cross multiply
    1,172,667,487.33x = 1,758,999,745.55 × 299,268,875.22
  4. Step 4: Simplify right side
    1,172,667,487.33x = 526,413,875,363,014,720
  5. Step 5: Solve for x
    x = 526,413,875,363,014,720/1,172,667,487.33
  6. Step 6: Final answer
    x = 448,902,933.74

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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.