Home / 166,465,480.80-249,698,221.20-159,769,324.20

Finding the Fourth Proportional to 166,465,480.80, 249,698,221.20 and 159,769,324.20

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Solution

The fourth proportional to 166,465,480.80, 249,698,221.20 and 159,769,324.20 is: 239,653,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,465,480.80 : 249,698,221.20 = 159,769,324.20 : x
  2. Step 2: Convert to fraction form
    166,465,480.80/249,698,221.20 = 159,769,324.20/x
  3. Step 3: Cross multiply
    166,465,480.80x = 249,698,221.20 × 159,769,324.20
  4. Step 4: Simplify right side
    166,465,480.80x = 39,894,116,055,066,112
  5. Step 5: Solve for x
    x = 39,894,116,055,066,112/166,465,480.80
  6. Step 6: Final answer
    x = 239,653,986.30

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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.