Home / 166,485,796.20-249,728,694.30-163,616,014.80

Finding the Fourth Proportional to 166,485,796.20, 249,728,694.30 and 163,616,014.80

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Solution

The fourth proportional to 166,485,796.20, 249,728,694.30 and 163,616,014.80 is: 245,424,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,485,796.20 : 249,728,694.30 = 163,616,014.80 : x
  2. Step 2: Convert to fraction form
    166,485,796.20/249,728,694.30 = 163,616,014.80/x
  3. Step 3: Cross multiply
    166,485,796.20x = 249,728,694.30 × 163,616,014.80
  4. Step 4: Simplify right side
    166,485,796.20x = 40,859,613,742,573,480
  5. Step 5: Solve for x
    x = 40,859,613,742,573,480/166,485,796.20
  6. Step 6: Final answer
    x = 245,424,022.20

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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.