Home / 846,301,745.52-1,268,873,082.72-430,974,611.64

Finding the Fourth Proportional to 846,301,745.52, 1,268,873,082.72 and 430,974,611.64

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Solution

The fourth proportional to 846,301,745.52, 1,268,873,082.72 and 430,974,611.64 is: 646,166,792.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,301,745.52 : 1,268,873,082.72 = 430,974,611.64 : x
  2. Step 2: Convert to fraction form
    846,301,745.52/1,268,873,082.72 = 430,974,611.64/x
  3. Step 3: Cross multiply
    846,301,745.52x = 1,268,873,082.72 × 430,974,611.64
  4. Step 4: Simplify right side
    846,301,745.52x = 546,852,084,045,701,568
  5. Step 5: Solve for x
    x = 546,852,084,045,701,568/846,301,745.52
  6. Step 6: Final answer
    x = 646,166,792.09

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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.