Home / 81,366,768.38-112,287,161.44-44,197,669.28

Finding the Fourth Proportional to 81,366,768.38, 112,287,161.44 and 44,197,669.28

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Solution

The fourth proportional to 81,366,768.38, 112,287,161.44 and 44,197,669.28 is: 60,993,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,366,768.38 : 112,287,161.44 = 44,197,669.28 : x
  2. Step 2: Convert to fraction form
    81,366,768.38/112,287,161.44 = 44,197,669.28/x
  3. Step 3: Cross multiply
    81,366,768.38x = 112,287,161.44 × 44,197,669.28
  4. Step 4: Simplify right side
    81,366,768.38x = 4,962,830,825,715,089
  5. Step 5: Solve for x
    x = 4,962,830,825,715,089/81,366,768.38
  6. Step 6: Final answer
    x = 60,993,338.25

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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.