Home / 20,498,969,453.66-30,740,504,736.36-7,050,696,263.74

Finding the Fourth Proportional to 20,498,969,453.66, 30,740,504,736.36 and 7,050,696,263.74

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Solution

The fourth proportional to 20,498,969,453.66, 30,740,504,736.36 and 7,050,696,263.74 is: 10,573,310,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,498,969,453.66 : 30,740,504,736.36 = 7,050,696,263.74 : x
  2. Step 2: Convert to fraction form
    20,498,969,453.66/30,740,504,736.36 = 7,050,696,263.74/x
  3. Step 3: Cross multiply
    20,498,969,453.66x = 30,740,504,736.36 × 7,050,696,263.74
  4. Step 4: Simplify right side
    20,498,969,453.66x = 216,741,961,889,977,008,128
  5. Step 5: Solve for x
    x = 216,741,961,889,977,008,128/20,498,969,453.66
  6. Step 6: Final answer
    x = 10,573,310,154.93

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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.