Home / 1,444,390,076.74-1,993,229,836.41-849,738,828.10

Finding the Fourth Proportional to 1,444,390,076.74, 1,993,229,836.41 and 849,738,828.10

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Solution

The fourth proportional to 1,444,390,076.74, 1,993,229,836.41 and 849,738,828.10 is: 1,172,622,834.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,390,076.74 : 1,993,229,836.41 = 849,738,828.10 : x
  2. Step 2: Convert to fraction form
    1,444,390,076.74/1,993,229,836.41 = 849,738,828.10/x
  3. Step 3: Cross multiply
    1,444,390,076.74x = 1,993,229,836.41 × 849,738,828.10
  4. Step 4: Simplify right side
    1,444,390,076.74x = 1,693,724,785,324,988,160
  5. Step 5: Solve for x
    x = 1,693,724,785,324,988,160/1,444,390,076.74
  6. Step 6: Final answer
    x = 1,172,622,834.09

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Double scale
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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.