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Finding the Fourth Proportional to 186,633,212.10, 279,991,808.55 and 109,916,751.30

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Solution

The fourth proportional to 186,633,212.10, 279,991,808.55 and 109,916,751.30 is: 164,899,857.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,633,212.10 : 279,991,808.55 = 109,916,751.30 : x
  2. Step 2: Convert to fraction form
    186,633,212.10/279,991,808.55 = 109,916,751.30/x
  3. Step 3: Cross multiply
    186,633,212.10x = 279,991,808.55 × 109,916,751.30
  4. Step 4: Simplify right side
    186,633,212.10x = 30,775,789,986,427,564
  5. Step 5: Solve for x
    x = 30,775,789,986,427,564/186,633,212.10
  6. Step 6: Final answer
    x = 164,899,857.00

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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.