Home / 804,319,917.03-1,206,478,093.01-214,110,290.43

Finding the Fourth Proportional to 804,319,917.03, 1,206,478,093.01 and 214,110,290.43

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Solution

The fourth proportional to 804,319,917.03, 1,206,478,093.01 and 214,110,290.43 is: 321,164,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,319,917.03 : 1,206,478,093.01 = 214,110,290.43 : x
  2. Step 2: Convert to fraction form
    804,319,917.03/1,206,478,093.01 = 214,110,290.43/x
  3. Step 3: Cross multiply
    804,319,917.03x = 1,206,478,093.01 × 214,110,290.43
  4. Step 4: Simplify right side
    804,319,917.03x = 258,319,374,890,733,120
  5. Step 5: Solve for x
    x = 258,319,374,890,733,120/804,319,917.03
  6. Step 6: Final answer
    x = 321,164,961.13

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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.