Home / 12,778,081,241.14-19,167,512,340.26-4,383,869,124.65

Finding the Fourth Proportional to 12,778,081,241.14, 19,167,512,340.26 and 4,383,869,124.65

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Solution

The fourth proportional to 12,778,081,241.14, 19,167,512,340.26 and 4,383,869,124.65 is: 6,575,937,651.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,778,081,241.14 : 19,167,512,340.26 = 4,383,869,124.65 : x
  2. Step 2: Convert to fraction form
    12,778,081,241.14/19,167,512,340.26 = 4,383,869,124.65/x
  3. Step 3: Cross multiply
    12,778,081,241.14x = 19,167,512,340.26 × 4,383,869,124.65
  4. Step 4: Simplify right side
    12,778,081,241.14x = 84,027,865,544,813,658,112
  5. Step 5: Solve for x
    x = 84,027,865,544,813,658,112/12,778,081,241.14
  6. Step 6: Final answer
    x = 6,575,937,651.29

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1.5x scale

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.