Home / 228,682,352.94-315,580,959.93-124,260,742.86

Finding the Fourth Proportional to 228,682,352.94, 315,580,959.93 and 124,260,742.86

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Solution

The fourth proportional to 228,682,352.94, 315,580,959.93 and 124,260,742.86 is: 171,479,451.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,682,352.94 : 315,580,959.93 = 124,260,742.86 : x
  2. Step 2: Convert to fraction form
    228,682,352.94/315,580,959.93 = 124,260,742.86/x
  3. Step 3: Cross multiply
    228,682,352.94x = 315,580,959.93 × 124,260,742.86
  4. Step 4: Simplify right side
    228,682,352.94x = 39,214,324,513,373,696
  5. Step 5: Solve for x
    x = 39,214,324,513,373,696/228,682,352.94
  6. Step 6: Final answer
    x = 171,479,451.78

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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.