Home / 196,965,968.32-271,846,788.69-114,507,582.76

Finding the Fourth Proportional to 196,965,968.32, 271,846,788.69 and 114,507,582.76

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Solution

The fourth proportional to 196,965,968.32, 271,846,788.69 and 114,507,582.76 is: 158,040,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,965,968.32 : 271,846,788.69 = 114,507,582.76 : x
  2. Step 2: Convert to fraction form
    196,965,968.32/271,846,788.69 = 114,507,582.76/x
  3. Step 3: Cross multiply
    196,965,968.32x = 271,846,788.69 × 114,507,582.76
  4. Step 4: Simplify right side
    196,965,968.32x = 31,128,518,653,960,408
  5. Step 5: Solve for x
    x = 31,128,518,653,960,408/196,965,968.32
  6. Step 6: Final answer
    x = 158,040,086.41

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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.