Home / 452,523,844.32-678,259,311.52-258,571,236.48

Finding the Fourth Proportional to 452,523,844.32, 678,259,311.52 and 258,571,236.48

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Solution

The fourth proportional to 452,523,844.32, 678,259,311.52 and 258,571,236.48 is: 387,556,039.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,523,844.32 : 678,259,311.52 = 258,571,236.48 : x
  2. Step 2: Convert to fraction form
    452,523,844.32/678,259,311.52 = 258,571,236.48/x
  3. Step 3: Cross multiply
    452,523,844.32x = 678,259,311.52 × 258,571,236.48
  4. Step 4: Simplify right side
    452,523,844.32x = 175,378,348,833,799,904
  5. Step 5: Solve for x
    x = 175,378,348,833,799,904/452,523,844.32
  6. Step 6: Final answer
    x = 387,556,039.39

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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.