Home / 249,264,400.80-373,896,601.20-206,797,072.80

Finding the Fourth Proportional to 249,264,400.80, 373,896,601.20 and 206,797,072.80

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Solution

The fourth proportional to 249,264,400.80, 373,896,601.20 and 206,797,072.80 is: 310,195,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,264,400.80 : 373,896,601.20 = 206,797,072.80 : x
  2. Step 2: Convert to fraction form
    249,264,400.80/373,896,601.20 = 206,797,072.80/x
  3. Step 3: Cross multiply
    249,264,400.80x = 373,896,601.20 × 206,797,072.80
  4. Step 4: Simplify right side
    249,264,400.80x = 77,320,722,658,028,976
  5. Step 5: Solve for x
    x = 77,320,722,658,028,976/249,264,400.80
  6. Step 6: Final answer
    x = 310,195,609.20

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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.