Home / 136,512,203.59-204,767,070.33-43,139,190.44

Finding the Fourth Proportional to 136,512,203.59, 204,767,070.33 and 43,139,190.44

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Solution

The fourth proportional to 136,512,203.59, 204,767,070.33 and 43,139,190.44 is: 64,708,395.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,512,203.59 : 204,767,070.33 = 43,139,190.44 : x
  2. Step 2: Convert to fraction form
    136,512,203.59/204,767,070.33 = 43,139,190.44/x
  3. Step 3: Cross multiply
    136,512,203.59x = 204,767,070.33 × 43,139,190.44
  4. Step 4: Simplify right side
    136,512,203.59x = 8,833,485,641,782,909
  5. Step 5: Solve for x
    x = 8,833,485,641,782,909/136,512,203.59
  6. Step 6: Final answer
    x = 64,708,395.36

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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.