Home / 452,568,803,388.88-678,294,209,697.82-388,374,923,326.22

Finding the Fourth Proportional to 452,568,803,388.88, 678,294,209,697.82 and 388,374,923,326.22

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Solution

The fourth proportional to 452,568,803,388.88, 678,294,209,697.82 and 388,374,923,326.22 is: 582,082,679,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,568,803,388.88 : 678,294,209,697.82 = 388,374,923,326.22 : x
  2. Step 2: Convert to fraction form
    452,568,803,388.88/678,294,209,697.82 = 388,374,923,326.22/x
  3. Step 3: Cross multiply
    452,568,803,388.88x = 678,294,209,697.82 × 388,374,923,326.22
  4. Step 4: Simplify right side
    452,568,803,388.88x = 263,432,461,684,009,804,496,896
  5. Step 5: Solve for x
    x = 263,432,461,684,009,804,496,896/452,568,803,388.88
  6. Step 6: Final answer
    x = 582,082,679,387.98

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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.