Home / 20,227,319,456,450-27,908,916,620,882-11,447,980,332,130

Finding the Fourth Proportional to 20,227,319,456,450, 27,908,916,620,882 and 11,447,980,332,130

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Solution

The fourth proportional to 20,227,319,456,450, 27,908,916,620,882 and 11,447,980,332,130 is: 15,795,505,146,137.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,319,456,450 : 27,908,916,620,882 = 11,447,980,332,130 : x
  2. Step 2: Convert to fraction form
    20,227,319,456,450/27,908,916,620,882 = 11,447,980,332,130/x
  3. Step 3: Cross multiply
    20,227,319,456,450x = 27,908,916,620,882 × 11,447,980,332,130
  4. Step 4: Simplify right side
    20,227,319,456,450x = 319,500,728,566,913,184,089,243,648
  5. Step 5: Solve for x
    x = 319,500,728,566,913,184,089,243,648/20,227,319,456,450
  6. Step 6: Final answer
    x = 15,795,505,146,137.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.