Home / 14,211,186,437,135-19,611,422,409,495-7,961,095,452,721

Finding the Fourth Proportional to 14,211,186,437,135, 19,611,422,409,495 and 7,961,095,452,721

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Solution

The fourth proportional to 14,211,186,437,135, 19,611,422,409,495 and 7,961,095,452,721 is: 10,986,303,392,491.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211,186,437,135 : 19,611,422,409,495 = 7,961,095,452,721 : x
  2. Step 2: Convert to fraction form
    14,211,186,437,135/19,611,422,409,495 = 7,961,095,452,721/x
  3. Step 3: Cross multiply
    14,211,186,437,135x = 19,611,422,409,495 × 7,961,095,452,721
  4. Step 4: Simplify right side
    14,211,186,437,135x = 156,128,405,765,621,363,079,380,992
  5. Step 5: Solve for x
    x = 156,128,405,765,621,363,079,380,992/14,211,186,437,135
  6. Step 6: Final answer
    x = 10,986,303,392,491.21

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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.