Home / 166,336,931.04-249,414,067.44-51,289,533.60

Finding the Fourth Proportional to 166,336,931.04, 249,414,067.44 and 51,289,533.60

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Solution

The fourth proportional to 166,336,931.04, 249,414,067.44 and 51,289,533.60 is: 76,906,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,336,931.04 : 249,414,067.44 = 51,289,533.60 : x
  2. Step 2: Convert to fraction form
    166,336,931.04/249,414,067.44 = 51,289,533.60/x
  3. Step 3: Cross multiply
    166,336,931.04x = 249,414,067.44 × 51,289,533.60
  4. Step 4: Simplify right side
    166,336,931.04x = 12,792,331,192,276,546
  5. Step 5: Solve for x
    x = 12,792,331,192,276,546/166,336,931.04
  6. Step 6: Final answer
    x = 76,906,139.32

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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.