Home / 576,169,845.21-795,114,324.77-311,851,795.41

Finding the Fourth Proportional to 576,169,845.21, 795,114,324.77 and 311,851,795.41

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Solution

The fourth proportional to 576,169,845.21, 795,114,324.77 and 311,851,795.41 is: 430,355,444.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,169,845.21 : 795,114,324.77 = 311,851,795.41 : x
  2. Step 2: Convert to fraction form
    576,169,845.21/795,114,324.77 = 311,851,795.41/x
  3. Step 3: Cross multiply
    576,169,845.21x = 795,114,324.77 × 311,851,795.41
  4. Step 4: Simplify right side
    576,169,845.21x = 247,957,829,734,175,104
  5. Step 5: Solve for x
    x = 247,957,829,734,175,104/576,169,845.21
  6. Step 6: Final answer
    x = 430,355,444.31

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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.