Home / 186,664,588.20-279,996,882.30-168,170,441.40

Finding the Fourth Proportional to 186,664,588.20, 279,996,882.30 and 168,170,441.40

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Solution

The fourth proportional to 186,664,588.20, 279,996,882.30 and 168,170,441.40 is: 252,255,662.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,664,588.20 : 279,996,882.30 = 168,170,441.40 : x
  2. Step 2: Convert to fraction form
    186,664,588.20/279,996,882.30 = 168,170,441.40/x
  3. Step 3: Cross multiply
    186,664,588.20x = 279,996,882.30 × 168,170,441.40
  4. Step 4: Simplify right side
    186,664,588.20x = 47,087,199,287,014,848
  5. Step 5: Solve for x
    x = 47,087,199,287,014,848/186,664,588.20
  6. Step 6: Final answer
    x = 252,255,662.10

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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.