Home / 320,093,247.56-441,729,145.86-173,415,531.56

Finding the Fourth Proportional to 320,093,247.56, 441,729,145.86 and 173,415,531.56

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Solution

The fourth proportional to 320,093,247.56, 441,729,145.86 and 173,415,531.56 is: 239,313,685.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,093,247.56 : 441,729,145.86 = 173,415,531.56 : x
  2. Step 2: Convert to fraction form
    320,093,247.56/441,729,145.86 = 173,415,531.56/x
  3. Step 3: Cross multiply
    320,093,247.56x = 441,729,145.86 × 173,415,531.56
  4. Step 4: Simplify right side
    320,093,247.56x = 76,602,694,634,856,672
  5. Step 5: Solve for x
    x = 76,602,694,634,856,672/320,093,247.56
  6. Step 6: Final answer
    x = 239,313,685.06

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1.5x scale

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.