Home / 1,622,295,114.72-2,238,767,853.44-879,738,980.64

Finding the Fourth Proportional to 1,622,295,114.72, 2,238,767,853.44 and 879,738,980.64

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Solution

The fourth proportional to 1,622,295,114.72, 2,238,767,853.44 and 879,738,980.64 is: 1,214,040,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,295,114.72 : 2,238,767,853.44 = 879,738,980.64 : x
  2. Step 2: Convert to fraction form
    1,622,295,114.72/2,238,767,853.44 = 879,738,980.64/x
  3. Step 3: Cross multiply
    1,622,295,114.72x = 2,238,767,853.44 × 879,738,980.64
  4. Step 4: Simplify right side
    1,622,295,114.72x = 1,969,531,349,274,906,624
  5. Step 5: Solve for x
    x = 1,969,531,349,274,906,624/1,622,295,114.72
  6. Step 6: Final answer
    x = 1,214,040,116.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.