Home / 168,735,567.43-253,077,777.77-45,923,455.09

Finding the Fourth Proportional to 168,735,567.43, 253,077,777.77 and 45,923,455.09

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Solution

The fourth proportional to 168,735,567.43, 253,077,777.77 and 45,923,455.09 is: 68,878,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,735,567.43 : 253,077,777.77 = 45,923,455.09 : x
  2. Step 2: Convert to fraction form
    168,735,567.43/253,077,777.77 = 45,923,455.09/x
  3. Step 3: Cross multiply
    168,735,567.43x = 253,077,777.77 × 45,923,455.09
  4. Step 4: Simplify right side
    168,735,567.43x = 11,622,205,961,784,326
  5. Step 5: Solve for x
    x = 11,622,205,961,784,326/168,735,567.43
  6. Step 6: Final answer
    x = 68,878,222.53

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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.