Home / 448,416,006.90-672,624,010.35-263,994,170.10

Finding the Fourth Proportional to 448,416,006.90, 672,624,010.35 and 263,994,170.10

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Solution

The fourth proportional to 448,416,006.90, 672,624,010.35 and 263,994,170.10 is: 395,991,255.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,416,006.90 : 672,624,010.35 = 263,994,170.10 : x
  2. Step 2: Convert to fraction form
    448,416,006.90/672,624,010.35 = 263,994,170.10/x
  3. Step 3: Cross multiply
    448,416,006.90x = 672,624,010.35 × 263,994,170.10
  4. Step 4: Simplify right side
    448,416,006.90x = 177,568,817,401,682,048
  5. Step 5: Solve for x
    x = 177,568,817,401,682,048/448,416,006.90
  6. Step 6: Final answer
    x = 395,991,255.15

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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.