Home / 228,682,344.88-315,580,948.86-124,260,734.80

Finding the Fourth Proportional to 228,682,344.88, 315,580,948.86 and 124,260,734.80

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Solution

The fourth proportional to 228,682,344.88, 315,580,948.86 and 124,260,734.80 is: 171,479,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,682,344.88 : 315,580,948.86 = 124,260,734.80 : x
  2. Step 2: Convert to fraction form
    228,682,344.88/315,580,948.86 = 124,260,734.80/x
  3. Step 3: Cross multiply
    228,682,344.88x = 315,580,948.86 × 124,260,734.80
  4. Step 4: Simplify right side
    228,682,344.88x = 39,214,320,594,224,824
  5. Step 5: Solve for x
    x = 39,214,320,594,224,824/228,682,344.88
  6. Step 6: Final answer
    x = 171,479,440.68

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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.