Home / 599,309,745.78-899,036,653.59-211,052,335.62

Finding the Fourth Proportional to 599,309,745.78, 899,036,653.59 and 211,052,335.62

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Solution

The fourth proportional to 599,309,745.78, 899,036,653.59 and 211,052,335.62 is: 316,603,871.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,309,745.78 : 899,036,653.59 = 211,052,335.62 : x
  2. Step 2: Convert to fraction form
    599,309,745.78/899,036,653.59 = 211,052,335.62/x
  3. Step 3: Cross multiply
    599,309,745.78x = 899,036,653.59 × 211,052,335.62
  4. Step 4: Simplify right side
    599,309,745.78x = 189,743,785,548,158,368
  5. Step 5: Solve for x
    x = 189,743,785,548,158,368/599,309,745.78
  6. Step 6: Final answer
    x = 316,603,871.18

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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.