Home / 218,285,660.71-301,232,679.37-119,166,408.10

Finding the Fourth Proportional to 218,285,660.71, 301,232,679.37 and 119,166,408.10

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Solution

The fourth proportional to 218,285,660.71, 301,232,679.37 and 119,166,408.10 is: 164,448,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,285,660.71 : 301,232,679.37 = 119,166,408.10 : x
  2. Step 2: Convert to fraction form
    218,285,660.71/301,232,679.37 = 119,166,408.10/x
  3. Step 3: Cross multiply
    218,285,660.71x = 301,232,679.37 × 119,166,408.10
  4. Step 4: Simplify right side
    218,285,660.71x = 35,896,816,400,759,876
  5. Step 5: Solve for x
    x = 35,896,816,400,759,876/218,285,660.71
  6. Step 6: Final answer
    x = 164,448,806.60

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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.