Home / 1,784,186,731.44-2,675,361,146.76-800,770,218.84

Finding the Fourth Proportional to 1,784,186,731.44, 2,675,361,146.76 and 800,770,218.84

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Solution

The fourth proportional to 1,784,186,731.44, 2,675,361,146.76 and 800,770,218.84 is: 1,200,742,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,186,731.44 : 2,675,361,146.76 = 800,770,218.84 : x
  2. Step 2: Convert to fraction form
    1,784,186,731.44/2,675,361,146.76 = 800,770,218.84/x
  3. Step 3: Cross multiply
    1,784,186,731.44x = 2,675,361,146.76 × 800,770,218.84
  4. Step 4: Simplify right side
    1,784,186,731.44x = 2,142,349,530,967,038,720
  5. Step 5: Solve for x
    x = 2,142,349,530,967,038,720/1,784,186,731.44
  6. Step 6: Final answer
    x = 1,200,742,889.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.