Home / 186,471,180.40-279,706,770.60-168,331,327.60

Finding the Fourth Proportional to 186,471,180.40, 279,706,770.60 and 168,331,327.60

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Solution

The fourth proportional to 186,471,180.40, 279,706,770.60 and 168,331,327.60 is: 252,496,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,471,180.40 : 279,706,770.60 = 168,331,327.60 : x
  2. Step 2: Convert to fraction form
    186,471,180.40/279,706,770.60 = 168,331,327.60/x
  3. Step 3: Cross multiply
    186,471,180.40x = 279,706,770.60 × 168,331,327.60
  4. Step 4: Simplify right side
    186,471,180.40x = 47,083,412,033,806,648
  5. Step 5: Solve for x
    x = 47,083,412,033,806,648/186,471,180.40
  6. Step 6: Final answer
    x = 252,496,991.40

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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.