Home / 79,947,120.31-110,327,786.63-46,907,931.49

Finding the Fourth Proportional to 79,947,120.31, 110,327,786.63 and 46,907,931.49

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Solution

The fourth proportional to 79,947,120.31, 110,327,786.63 and 46,907,931.49 is: 64,733,391.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,947,120.31 : 110,327,786.63 = 46,907,931.49 : x
  2. Step 2: Convert to fraction form
    79,947,120.31/110,327,786.63 = 46,907,931.49/x
  3. Step 3: Cross multiply
    79,947,120.31x = 110,327,786.63 × 46,907,931.49
  4. Step 4: Simplify right side
    79,947,120.31x = 5,175,248,256,683,378
  5. Step 5: Solve for x
    x = 5,175,248,256,683,378/79,947,120.31
  6. Step 6: Final answer
    x = 64,733,391.73

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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.