Home / 196,940,911.84-295,147,309.20-153,274,398.76

Finding the Fourth Proportional to 196,940,911.84, 295,147,309.20 and 153,274,398.76

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Solution

The fourth proportional to 196,940,911.84, 295,147,309.20 and 153,274,398.76 is: 229,706,087.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,940,911.84 : 295,147,309.20 = 153,274,398.76 : x
  2. Step 2: Convert to fraction form
    196,940,911.84/295,147,309.20 = 153,274,398.76/x
  3. Step 3: Cross multiply
    196,940,911.84x = 295,147,309.20 × 153,274,398.76
  4. Step 4: Simplify right side
    196,940,911.84x = 45,238,526,363,261,808
  5. Step 5: Solve for x
    x = 45,238,526,363,261,808/196,940,911.84
  6. Step 6: Final answer
    x = 229,706,087.68

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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.