Home / 115,893,505,405.80-173,840,258,108.70-111,322,262,500.20

Finding the Fourth Proportional to 115,893,505,405.80, 173,840,258,108.70 and 111,322,262,500.20

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Solution

The fourth proportional to 115,893,505,405.80, 173,840,258,108.70 and 111,322,262,500.20 is: 166,983,393,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,505,405.80 : 173,840,258,108.70 = 111,322,262,500.20 : x
  2. Step 2: Convert to fraction form
    115,893,505,405.80/173,840,258,108.70 = 111,322,262,500.20/x
  3. Step 3: Cross multiply
    115,893,505,405.80x = 173,840,258,108.70 × 111,322,262,500.20
  4. Step 4: Simplify right side
    115,893,505,405.80x = 19,352,290,846,279,223,738,368
  5. Step 5: Solve for x
    x = 19,352,290,846,279,223,738,368/115,893,505,405.80
  6. Step 6: Final answer
    x = 166,983,393,750.30

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1.5x scale

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.