Home / 228,682,339.38-315,580,941.30-124,260,729.30

Finding the Fourth Proportional to 228,682,339.38, 315,580,941.30 and 124,260,729.30

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Solution

The fourth proportional to 228,682,339.38, 315,580,941.30 and 124,260,729.30 is: 171,479,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,682,339.38 : 315,580,941.30 = 124,260,729.30 : x
  2. Step 2: Convert to fraction form
    228,682,339.38/315,580,941.30 = 124,260,729.30/x
  3. Step 3: Cross multiply
    228,682,339.38x = 315,580,941.30 × 124,260,729.30
  4. Step 4: Simplify right side
    228,682,339.38x = 39,214,317,919,118,488
  5. Step 5: Solve for x
    x = 39,214,317,919,118,488/228,682,339.38
  6. Step 6: Final answer
    x = 171,479,433.11

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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.