Home / 90,131,594.88-135,193,329.36-37,587,629.64

Finding the Fourth Proportional to 90,131,594.88, 135,193,329.36 and 37,587,629.64

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Solution

The fourth proportional to 90,131,594.88, 135,193,329.36 and 37,587,629.64 is: 56,379,750.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,131,594.88 : 135,193,329.36 = 37,587,629.64 : x
  2. Step 2: Convert to fraction form
    90,131,594.88/135,193,329.36 = 37,587,629.64/x
  3. Step 3: Cross multiply
    90,131,594.88x = 135,193,329.36 × 37,587,629.64
  4. Step 4: Simplify right side
    90,131,594.88x = 5,081,596,793,782,219
  5. Step 5: Solve for x
    x = 5,081,596,793,782,219/90,131,594.88
  6. Step 6: Final answer
    x = 56,379,750.08

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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.