Home / 190,028,822.40-285,043,233.60-162,819,043.20

Finding the Fourth Proportional to 190,028,822.40, 285,043,233.60 and 162,819,043.20

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Solution

The fourth proportional to 190,028,822.40, 285,043,233.60 and 162,819,043.20 is: 244,228,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,028,822.40 : 285,043,233.60 = 162,819,043.20 : x
  2. Step 2: Convert to fraction form
    190,028,822.40/285,043,233.60 = 162,819,043.20/x
  3. Step 3: Cross multiply
    190,028,822.40x = 285,043,233.60 × 162,819,043.20
  4. Step 4: Simplify right side
    190,028,822.40x = 46,410,466,565,386,096
  5. Step 5: Solve for x
    x = 46,410,466,565,386,096/190,028,822.40
  6. Step 6: Final answer
    x = 244,228,564.80

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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.