Home / 75,043,392.90-112,584,496.74-43,945,313.19

Finding the Fourth Proportional to 75,043,392.90, 112,584,496.74 and 43,945,313.19

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Solution

The fourth proportional to 75,043,392.90, 112,584,496.74 and 43,945,313.19 is: 65,929,334.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,043,392.90 : 112,584,496.74 = 43,945,313.19 : x
  2. Step 2: Convert to fraction form
    75,043,392.90/112,584,496.74 = 43,945,313.19/x
  3. Step 3: Cross multiply
    75,043,392.90x = 112,584,496.74 × 43,945,313.19
  4. Step 4: Simplify right side
    75,043,392.90x = 4,947,560,969,577,833
  5. Step 5: Solve for x
    x = 4,947,560,969,577,833/75,043,392.90
  6. Step 6: Final answer
    x = 65,929,334.73

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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.