Home / 85,153,738.55-117,512,206.19-45,995,515.25

Finding the Fourth Proportional to 85,153,738.55, 117,512,206.19 and 45,995,515.25

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Solution

The fourth proportional to 85,153,738.55, 117,512,206.19 and 45,995,515.25 is: 63,473,836.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,153,738.55 : 117,512,206.19 = 45,995,515.25 : x
  2. Step 2: Convert to fraction form
    85,153,738.55/117,512,206.19 = 45,995,515.25/x
  3. Step 3: Cross multiply
    85,153,738.55x = 117,512,206.19 × 45,995,515.25
  4. Step 4: Simplify right side
    85,153,738.55x = 5,405,034,471,055,751
  5. Step 5: Solve for x
    x = 5,405,034,471,055,751/85,153,738.55
  6. Step 6: Final answer
    x = 63,473,836.42

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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.