Home / 12,682,411,865,642-19,015,832,321,338-4,928,625,879,755.90

Finding the Fourth Proportional to 12,682,411,865,642, 19,015,832,321,338 and 4,928,625,879,755.90

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Solution

The fourth proportional to 12,682,411,865,642, 19,015,832,321,338 and 4,928,625,879,755.90 is: 7,389,913,235,505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,682,411,865,642 : 19,015,832,321,338 = 4,928,625,879,755.90 : x
  2. Step 2: Convert to fraction form
    12,682,411,865,642/19,015,832,321,338 = 4,928,625,879,755.90/x
  3. Step 3: Cross multiply
    12,682,411,865,642x = 19,015,832,321,338 × 4,928,625,879,755.90
  4. Step 4: Simplify right side
    12,682,411,865,642x = 93,721,923,304,045,184,416,743,424
  5. Step 5: Solve for x
    x = 93,721,923,304,045,184,416,743,424/12,682,411,865,642
  6. Step 6: Final answer
    x = 7,389,913,235,505.92

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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.