Home / 1,273,942,957.69-1,757,135,674.18-850,343,043.86

Finding the Fourth Proportional to 1,273,942,957.69, 1,757,135,674.18 and 850,343,043.86

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Solution

The fourth proportional to 1,273,942,957.69, 1,757,135,674.18 and 850,343,043.86 is: 1,172,868,917.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,942,957.69 : 1,757,135,674.18 = 850,343,043.86 : x
  2. Step 2: Convert to fraction form
    1,273,942,957.69/1,757,135,674.18 = 850,343,043.86/x
  3. Step 3: Cross multiply
    1,273,942,957.69x = 1,757,135,674.18 × 850,343,043.86
  4. Step 4: Simplify right side
    1,273,942,957.69x = 1,494,168,097,657,214,464
  5. Step 5: Solve for x
    x = 1,494,168,097,657,214,464/1,273,942,957.69
  6. Step 6: Final answer
    x = 1,172,868,917.43

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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.