Home / 1,942,144,277.60-2,680,404,573.14-1,273,651,729.58

Finding the Fourth Proportional to 1,942,144,277.60, 2,680,404,573.14 and 1,273,651,729.58

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Solution

The fourth proportional to 1,942,144,277.60, 2,680,404,573.14 and 1,273,651,729.58 is: 1,757,800,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,144,277.60 : 2,680,404,573.14 = 1,273,651,729.58 : x
  2. Step 2: Convert to fraction form
    1,942,144,277.60/2,680,404,573.14 = 1,273,651,729.58/x
  3. Step 3: Cross multiply
    1,942,144,277.60x = 2,680,404,573.14 × 1,273,651,729.58
  4. Step 4: Simplify right side
    1,942,144,277.60x = 3,413,901,920,534,132,736
  5. Step 5: Solve for x
    x = 3,413,901,920,534,132,736/1,942,144,277.60
  6. Step 6: Final answer
    x = 1,757,800,365.25

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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.