Home / 1,444,874,076.12-1,994,091,631.22-809,966,048.72

Finding the Fourth Proportional to 1,444,874,076.12, 1,994,091,631.22 and 809,966,048.72

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Solution

The fourth proportional to 1,444,874,076.12, 1,994,091,631.22 and 809,966,048.72 is: 1,117,845,870.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,874,076.12 : 1,994,091,631.22 = 809,966,048.72 : x
  2. Step 2: Convert to fraction form
    1,444,874,076.12/1,994,091,631.22 = 809,966,048.72/x
  3. Step 3: Cross multiply
    1,444,874,076.12x = 1,994,091,631.22 × 809,966,048.72
  4. Step 4: Simplify right side
    1,444,874,076.12x = 1,615,146,519,324,882,944
  5. Step 5: Solve for x
    x = 1,615,146,519,324,882,944/1,444,874,076.12
  6. Step 6: Final answer
    x = 1,117,845,870.46

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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.