Home / 112,364,640.20-168,546,960.30-57,701,012.60

Finding the Fourth Proportional to 112,364,640.20, 168,546,960.30 and 57,701,012.60

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Solution

The fourth proportional to 112,364,640.20, 168,546,960.30 and 57,701,012.60 is: 86,551,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,364,640.20 : 168,546,960.30 = 57,701,012.60 : x
  2. Step 2: Convert to fraction form
    112,364,640.20/168,546,960.30 = 57,701,012.60/x
  3. Step 3: Cross multiply
    112,364,640.20x = 168,546,960.30 × 57,701,012.60
  4. Step 4: Simplify right side
    112,364,640.20x = 9,725,330,279,962,000
  5. Step 5: Solve for x
    x = 9,725,330,279,962,000/112,364,640.20
  6. Step 6: Final answer
    x = 86,551,518.90

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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.