Home / 452,568,803,387.88-678,294,209,696.32-388,374,923,325.22

Finding the Fourth Proportional to 452,568,803,387.88, 678,294,209,696.32 and 388,374,923,325.22

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Solution

The fourth proportional to 452,568,803,387.88, 678,294,209,696.32 and 388,374,923,325.22 is: 582,082,679,386.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,568,803,387.88 : 678,294,209,696.32 = 388,374,923,325.22 : x
  2. Step 2: Convert to fraction form
    452,568,803,387.88/678,294,209,696.32 = 388,374,923,325.22/x
  3. Step 3: Cross multiply
    452,568,803,387.88x = 678,294,209,696.32 × 388,374,923,325.22
  4. Step 4: Simplify right side
    452,568,803,387.88x = 263,432,461,682,748,929,605,632
  5. Step 5: Solve for x
    x = 263,432,461,682,748,929,605,632/452,568,803,387.88
  6. Step 6: Final answer
    x = 582,082,679,386.48

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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.