Home / 3,778,790,774.70-5,664,029,112.45-1,323,864,029.10

Finding the Fourth Proportional to 3,778,790,774.70, 5,664,029,112.45 and 1,323,864,029.10

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Solution

The fourth proportional to 3,778,790,774.70, 5,664,029,112.45 and 1,323,864,029.10 is: 1,984,339,660.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,790,774.70 : 5,664,029,112.45 = 1,323,864,029.10 : x
  2. Step 2: Convert to fraction form
    3,778,790,774.70/5,664,029,112.45 = 1,323,864,029.10/x
  3. Step 3: Cross multiply
    3,778,790,774.70x = 5,664,029,112.45 × 1,323,864,029.10
  4. Step 4: Simplify right side
    3,778,790,774.70x = 7,498,404,401,747,752,960
  5. Step 5: Solve for x
    x = 7,498,404,401,747,752,960/3,778,790,774.70
  6. Step 6: Final answer
    x = 1,984,339,660.18

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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.