Home / 12,648,271,670,774-17,457,118,110,782-8,204,220,160,856.20

Finding the Fourth Proportional to 12,648,271,670,774, 17,457,118,110,782 and 8,204,220,160,856.20

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Solution

The fourth proportional to 12,648,271,670,774, 17,457,118,110,782 and 8,204,220,160,856.20 is: 11,323,447,509,896.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,648,271,670,774 : 17,457,118,110,782 = 8,204,220,160,856.20 : x
  2. Step 2: Convert to fraction form
    12,648,271,670,774/17,457,118,110,782 = 8,204,220,160,856.20/x
  3. Step 3: Cross multiply
    12,648,271,670,774x = 17,457,118,110,782 × 8,204,220,160,856.20
  4. Step 4: Simplify right side
    12,648,271,670,774x = 143,222,040,354,925,591,224,385,536
  5. Step 5: Solve for x
    x = 143,222,040,354,925,591,224,385,536/12,648,271,670,774
  6. Step 6: Final answer
    x = 11,323,447,509,896.92

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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.