Home / 17,870,199,801.32-26,770,427,806.50-13,921,416,483.59

Finding the Fourth Proportional to 17,870,199,801.32, 26,770,427,806.50 and 13,921,416,483.59

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Solution

The fourth proportional to 17,870,199,801.32, 26,770,427,806.50 and 13,921,416,483.59 is: 20,854,958,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870,199,801.32 : 26,770,427,806.50 = 13,921,416,483.59 : x
  2. Step 2: Convert to fraction form
    17,870,199,801.32/26,770,427,806.50 = 13,921,416,483.59/x
  3. Step 3: Cross multiply
    17,870,199,801.32x = 26,770,427,806.50 × 13,921,416,483.59
  4. Step 4: Simplify right side
    17,870,199,801.32x = 372,682,274,938,031,308,800
  5. Step 5: Solve for x
    x = 372,682,274,938,031,308,800/17,870,199,801.32
  6. Step 6: Final answer
    x = 20,854,958,482.93

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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.