Home / 92,741,702.40-139,112,553.60-71,217,734.40

Finding the Fourth Proportional to 92,741,702.40, 139,112,553.60 and 71,217,734.40

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Solution

The fourth proportional to 92,741,702.40, 139,112,553.60 and 71,217,734.40 is: 106,826,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,741,702.40 : 139,112,553.60 = 71,217,734.40 : x
  2. Step 2: Convert to fraction form
    92,741,702.40/139,112,553.60 = 71,217,734.40/x
  3. Step 3: Cross multiply
    92,741,702.40x = 139,112,553.60 × 71,217,734.40
  4. Step 4: Simplify right side
    92,741,702.40x = 9,907,280,893,990,564
  5. Step 5: Solve for x
    x = 9,907,280,893,990,564/92,741,702.40
  6. Step 6: Final answer
    x = 106,826,601.60

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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.