Home / 85,135,047.08-117,486,360.50-45,976,820.04

Finding the Fourth Proportional to 85,135,047.08, 117,486,360.50 and 45,976,820.04

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Solution

The fourth proportional to 85,135,047.08, 117,486,360.50 and 45,976,820.04 is: 63,448,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,135,047.08 : 117,486,360.50 = 45,976,820.04 : x
  2. Step 2: Convert to fraction form
    85,135,047.08/117,486,360.50 = 45,976,820.04/x
  3. Step 3: Cross multiply
    85,135,047.08x = 117,486,360.50 × 45,976,820.04
  4. Step 4: Simplify right side
    85,135,047.08x = 5,401,649,253,633,180
  5. Step 5: Solve for x
    x = 5,401,649,253,633,180/85,135,047.08
  6. Step 6: Final answer
    x = 63,448,009.24

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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.