Home / 197,401,695.35-272,422,850.94-109,295,690.31

Finding the Fourth Proportional to 197,401,695.35, 272,422,850.94 and 109,295,690.31

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Solution

The fourth proportional to 197,401,695.35, 272,422,850.94 and 109,295,690.31 is: 150,832,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,401,695.35 : 272,422,850.94 = 109,295,690.31 : x
  2. Step 2: Convert to fraction form
    197,401,695.35/272,422,850.94 = 109,295,690.31/x
  3. Step 3: Cross multiply
    197,401,695.35x = 272,422,850.94 × 109,295,690.31
  4. Step 4: Simplify right side
    197,401,695.35x = 29,774,643,549,705,532
  5. Step 5: Solve for x
    x = 29,774,643,549,705,532/197,401,695.35
  6. Step 6: Final answer
    x = 150,832,765.13

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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.