Home / 122,198,718.60-183,298,077.90-40,330,232.55

Finding the Fourth Proportional to 122,198,718.60, 183,298,077.90 and 40,330,232.55

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Solution

The fourth proportional to 122,198,718.60, 183,298,077.90 and 40,330,232.55 is: 60,495,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,198,718.60 : 183,298,077.90 = 40,330,232.55 : x
  2. Step 2: Convert to fraction form
    122,198,718.60/183,298,077.90 = 40,330,232.55/x
  3. Step 3: Cross multiply
    122,198,718.60x = 183,298,077.90 × 40,330,232.55
  4. Step 4: Simplify right side
    122,198,718.60x = 7,392,454,107,675,015
  5. Step 5: Solve for x
    x = 7,392,454,107,675,015/122,198,718.60
  6. Step 6: Final answer
    x = 60,495,348.83

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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.