Home / 117,250,489.20-175,877,229.60-30,988,150.32

Finding the Fourth Proportional to 117,250,489.20, 175,877,229.60 and 30,988,150.32

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Solution

The fourth proportional to 117,250,489.20, 175,877,229.60 and 30,988,150.32 is: 46,482,620.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,250,489.20 : 175,877,229.60 = 30,988,150.32 : x
  2. Step 2: Convert to fraction form
    117,250,489.20/175,877,229.60 = 30,988,150.32/x
  3. Step 3: Cross multiply
    117,250,489.20x = 175,877,229.60 × 30,988,150.32
  4. Step 4: Simplify right side
    117,250,489.20x = 5,450,110,028,709,953
  5. Step 5: Solve for x
    x = 5,450,110,028,709,953/117,250,489.20
  6. Step 6: Final answer
    x = 46,482,620.81

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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.