Home / 919,458,082.30-1,379,183,494.65-273,225,826.30

Finding the Fourth Proportional to 919,458,082.30, 1,379,183,494.65 and 273,225,826.30

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Solution

The fourth proportional to 919,458,082.30, 1,379,183,494.65 and 273,225,826.30 is: 409,837,661.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,458,082.30 : 1,379,183,494.65 = 273,225,826.30 : x
  2. Step 2: Convert to fraction form
    919,458,082.30/1,379,183,494.65 = 273,225,826.30/x
  3. Step 3: Cross multiply
    919,458,082.30x = 1,379,183,494.65 × 273,225,826.30
  4. Step 4: Simplify right side
    919,458,082.30x = 376,828,549,945,067,904
  5. Step 5: Solve for x
    x = 376,828,549,945,067,904/919,458,082.30
  6. Step 6: Final answer
    x = 409,837,661.12

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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.