Home / 112,194,640.60-168,291,960.90-100,101,405.40

Finding the Fourth Proportional to 112,194,640.60, 168,291,960.90 and 100,101,405.40

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Solution

The fourth proportional to 112,194,640.60, 168,291,960.90 and 100,101,405.40 is: 150,152,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,194,640.60 : 168,291,960.90 = 100,101,405.40 : x
  2. Step 2: Convert to fraction form
    112,194,640.60/168,291,960.90 = 100,101,405.40/x
  3. Step 3: Cross multiply
    112,194,640.60x = 168,291,960.90 × 100,101,405.40
  4. Step 4: Simplify right side
    112,194,640.60x = 16,846,261,803,611,850
  5. Step 5: Solve for x
    x = 16,846,261,803,611,850/112,194,640.60
  6. Step 6: Final answer
    x = 150,152,108.10

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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.