Home / 131,097,999.70-196,646,999.55-131,097,999.70

Finding the Fourth Proportional to 131,097,999.70, 196,646,999.55 and 131,097,999.70

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Solution

The fourth proportional to 131,097,999.70, 196,646,999.55 and 131,097,999.70 is: 196,646,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,097,999.70 : 196,646,999.55 = 131,097,999.70 : x
  2. Step 2: Convert to fraction form
    131,097,999.70/196,646,999.55 = 131,097,999.70/x
  3. Step 3: Cross multiply
    131,097,999.70x = 196,646,999.55 × 131,097,999.70
  4. Step 4: Simplify right side
    131,097,999.70x = 25,780,028,288,011,804
  5. Step 5: Solve for x
    x = 25,780,028,288,011,804/131,097,999.70
  6. Step 6: Final answer
    x = 196,646,999.55

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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.