Home / 166,471,806.80-249,707,710.20-51,467,974.40

Finding the Fourth Proportional to 166,471,806.80, 249,707,710.20 and 51,467,974.40

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Solution

The fourth proportional to 166,471,806.80, 249,707,710.20 and 51,467,974.40 is: 77,201,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,471,806.80 : 249,707,710.20 = 51,467,974.40 : x
  2. Step 2: Convert to fraction form
    166,471,806.80/249,707,710.20 = 51,467,974.40/x
  3. Step 3: Cross multiply
    166,471,806.80x = 249,707,710.20 × 51,467,974.40
  4. Step 4: Simplify right side
    166,471,806.80x = 12,851,950,036,056,218
  5. Step 5: Solve for x
    x = 12,851,950,036,056,218/166,471,806.80
  6. Step 6: Final answer
    x = 77,201,961.60

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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.