Home / 213,169,902.59-294,158,047.33-120,359,571.23

Finding the Fourth Proportional to 213,169,902.59, 294,158,047.33 and 120,359,571.23

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Solution

The fourth proportional to 213,169,902.59, 294,158,047.33 and 120,359,571.23 is: 166,086,938.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,169,902.59 : 294,158,047.33 = 120,359,571.23 : x
  2. Step 2: Convert to fraction form
    213,169,902.59/294,158,047.33 = 120,359,571.23/x
  3. Step 3: Cross multiply
    213,169,902.59x = 294,158,047.33 × 120,359,571.23
  4. Step 4: Simplify right side
    213,169,902.59x = 35,404,736,451,378,692
  5. Step 5: Solve for x
    x = 35,404,736,451,378,692/213,169,902.59
  6. Step 6: Final answer
    x = 166,086,938.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.