Home / 576,169,846.21-795,114,326.15-311,851,796.41

Finding the Fourth Proportional to 576,169,846.21, 795,114,326.15 and 311,851,796.41

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Solution

The fourth proportional to 576,169,846.21, 795,114,326.15 and 311,851,796.41 is: 430,355,445.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,169,846.21 : 795,114,326.15 = 311,851,796.41 : x
  2. Step 2: Convert to fraction form
    576,169,846.21/795,114,326.15 = 311,851,796.41/x
  3. Step 3: Cross multiply
    576,169,846.21x = 795,114,326.15 × 311,851,796.41
  4. Step 4: Simplify right side
    576,169,846.21x = 247,957,830,961,204,160
  5. Step 5: Solve for x
    x = 247,957,830,961,204,160/576,169,846.21
  6. Step 6: Final answer
    x = 430,355,445.69

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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.