Home / 268,737,208.47-370,833,704.74-149,650,802.03

Finding the Fourth Proportional to 268,737,208.47, 370,833,704.74 and 149,650,802.03

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Solution

The fourth proportional to 268,737,208.47, 370,833,704.74 and 149,650,802.03 is: 206,504,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,737,208.47 : 370,833,704.74 = 149,650,802.03 : x
  2. Step 2: Convert to fraction form
    268,737,208.47/370,833,704.74 = 149,650,802.03/x
  3. Step 3: Cross multiply
    268,737,208.47x = 370,833,704.74 × 149,650,802.03
  4. Step 4: Simplify right side
    268,737,208.47x = 55,495,561,334,097,216
  5. Step 5: Solve for x
    x = 55,495,561,334,097,216/268,737,208.47
  6. Step 6: Final answer
    x = 206,504,940.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.