Home / 196,708,477.87-271,481,503.27-111,956,203.05

Finding the Fourth Proportional to 196,708,477.87, 271,481,503.27 and 111,956,203.05

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Solution

The fourth proportional to 196,708,477.87, 271,481,503.27 and 111,956,203.05 is: 154,513,108.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,708,477.87 : 271,481,503.27 = 111,956,203.05 : x
  2. Step 2: Convert to fraction form
    196,708,477.87/271,481,503.27 = 111,956,203.05/x
  3. Step 3: Cross multiply
    196,708,477.87x = 271,481,503.27 × 111,956,203.05
  4. Step 4: Simplify right side
    196,708,477.87x = 30,394,038,303,197,900
  5. Step 5: Solve for x
    x = 30,394,038,303,197,900/196,708,477.87
  6. Step 6: Final answer
    x = 154,513,108.09

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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.