Home / 17,870,199,803.07-26,770,427,809.12-13,921,416,485.34

Finding the Fourth Proportional to 17,870,199,803.07, 26,770,427,809.12 and 13,921,416,485.34

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Solution

The fourth proportional to 17,870,199,803.07, 26,770,427,809.12 and 13,921,416,485.34 is: 20,854,958,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870,199,803.07 : 26,770,427,809.12 = 13,921,416,485.34 : x
  2. Step 2: Convert to fraction form
    17,870,199,803.07/26,770,427,809.12 = 13,921,416,485.34/x
  3. Step 3: Cross multiply
    17,870,199,803.07x = 26,770,427,809.12 × 13,921,416,485.34
  4. Step 4: Simplify right side
    17,870,199,803.07x = 372,682,275,021,487,538,176
  5. Step 5: Solve for x
    x = 372,682,275,021,487,538,176/17,870,199,803.07
  6. Step 6: Final answer
    x = 20,854,958,485.55

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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.