Home / 1,444,724,853.78-1,993,598,529.33-800,997,964.84

Finding the Fourth Proportional to 1,444,724,853.78, 1,993,598,529.33 and 800,997,964.84

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Solution

The fourth proportional to 1,444,724,853.78, 1,993,598,529.33 and 800,997,964.84 is: 1,105,309,679.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,724,853.78 : 1,993,598,529.33 = 800,997,964.84 : x
  2. Step 2: Convert to fraction form
    1,444,724,853.78/1,993,598,529.33 = 800,997,964.84/x
  3. Step 3: Cross multiply
    1,444,724,853.78x = 1,993,598,529.33 × 800,997,964.84
  4. Step 4: Simplify right side
    1,444,724,853.78x = 1,596,868,364,701,347,072
  5. Step 5: Solve for x
    x = 1,596,868,364,701,347,072/1,444,724,853.78
  6. Step 6: Final answer
    x = 1,105,309,679.23

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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.