Home / 195,686,879.15-270,048,066.93-107,582,375.84

Finding the Fourth Proportional to 195,686,879.15, 270,048,066.93 and 107,582,375.84

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Solution

The fourth proportional to 195,686,879.15, 270,048,066.93 and 107,582,375.84 is: 148,463,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,686,879.15 : 270,048,066.93 = 107,582,375.84 : x
  2. Step 2: Convert to fraction form
    195,686,879.15/270,048,066.93 = 107,582,375.84/x
  3. Step 3: Cross multiply
    195,686,879.15x = 270,048,066.93 × 107,582,375.84
  4. Step 4: Simplify right side
    195,686,879.15x = 29,052,412,629,978,492
  5. Step 5: Solve for x
    x = 29,052,412,629,978,492/195,686,879.15
  6. Step 6: Final answer
    x = 148,463,774.15

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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.