Home / 800,313,725-1,104,432,940.50-434,033,021

Finding the Fourth Proportional to 800,313,725, 1,104,432,940.50 and 434,033,021

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Solution

The fourth proportional to 800,313,725, 1,104,432,940.50 and 434,033,021 is: 598,965,568.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,313,725 : 1,104,432,940.50 = 434,033,021 : x
  2. Step 2: Convert to fraction form
    800,313,725/1,104,432,940.50 = 434,033,021/x
  3. Step 3: Cross multiply
    800,313,725x = 1,104,432,940.50 × 434,033,021
  4. Step 4: Simplify right side
    800,313,725x = 479,360,365,657,128,256
  5. Step 5: Solve for x
    x = 479,360,365,657,128,256/800,313,725
  6. Step 6: Final answer
    x = 598,965,568.98

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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.