Home / 789,528,168.30-1,184,473,879.16-264,966,879.64

Finding the Fourth Proportional to 789,528,168.30, 1,184,473,879.16 and 264,966,879.64

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Solution

The fourth proportional to 789,528,168.30, 1,184,473,879.16 and 264,966,879.64 is: 397,511,273.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,528,168.30 : 1,184,473,879.16 = 264,966,879.64 : x
  2. Step 2: Convert to fraction form
    789,528,168.30/1,184,473,879.16 = 264,966,879.64/x
  3. Step 3: Cross multiply
    789,528,168.30x = 1,184,473,879.16 × 264,966,879.64
  4. Step 4: Simplify right side
    789,528,168.30x = 313,846,347,776,111,616
  5. Step 5: Solve for x
    x = 313,846,347,776,111,616/789,528,168.30
  6. Step 6: Final answer
    x = 397,511,273.67

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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.