Home / 28,961,945,847.32-43,419,475,115.49-9,054,586,157.81

Finding the Fourth Proportional to 28,961,945,847.32, 43,419,475,115.49 and 9,054,586,157.81

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Solution

The fourth proportional to 28,961,945,847.32, 43,419,475,115.49 and 9,054,586,157.81 is: 13,574,549,874.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,961,945,847.32 : 43,419,475,115.49 = 9,054,586,157.81 : x
  2. Step 2: Convert to fraction form
    28,961,945,847.32/43,419,475,115.49 = 9,054,586,157.81/x
  3. Step 3: Cross multiply
    28,961,945,847.32x = 43,419,475,115.49 × 9,054,586,157.81
  4. Step 4: Simplify right side
    28,961,945,847.32x = 393,145,378,360,091,475,968
  5. Step 5: Solve for x
    x = 393,145,378,360,091,475,968/28,961,945,847.32
  6. Step 6: Final answer
    x = 13,574,549,874.26

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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.