Home / 196,020,905.20-294,031,357.80-186,454,967.20

Finding the Fourth Proportional to 196,020,905.20, 294,031,357.80 and 186,454,967.20

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Solution

The fourth proportional to 196,020,905.20, 294,031,357.80 and 186,454,967.20 is: 279,682,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,020,905.20 : 294,031,357.80 = 186,454,967.20 : x
  2. Step 2: Convert to fraction form
    196,020,905.20/294,031,357.80 = 186,454,967.20/x
  3. Step 3: Cross multiply
    196,020,905.20x = 294,031,357.80 × 186,454,967.20
  4. Step 4: Simplify right side
    196,020,905.20x = 54,823,607,174,370,464
  5. Step 5: Solve for x
    x = 54,823,607,174,370,464/196,020,905.20
  6. Step 6: Final answer
    x = 279,682,450.80

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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.