Home / 85,153,751.33-117,512,223.77-45,995,527.91

Finding the Fourth Proportional to 85,153,751.33, 117,512,223.77 and 45,995,527.91

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Solution

The fourth proportional to 85,153,751.33, 117,512,223.77 and 45,995,527.91 is: 63,473,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,153,751.33 : 117,512,223.77 = 45,995,527.91 : x
  2. Step 2: Convert to fraction form
    85,153,751.33/117,512,223.77 = 45,995,527.91/x
  3. Step 3: Cross multiply
    85,153,751.33x = 117,512,223.77 × 45,995,527.91
  4. Step 4: Simplify right side
    85,153,751.33x = 5,405,036,768,587,970
  5. Step 5: Solve for x
    x = 5,405,036,768,587,970/85,153,751.33
  6. Step 6: Final answer
    x = 63,473,853.88

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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.