Home / 823,636,457.25-1,235,501,377.04-263,447,491.10

Finding the Fourth Proportional to 823,636,457.25, 1,235,501,377.04 and 263,447,491.10

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Solution

The fourth proportional to 823,636,457.25, 1,235,501,377.04 and 263,447,491.10 is: 395,186,171.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,636,457.25 : 1,235,501,377.04 = 263,447,491.10 : x
  2. Step 2: Convert to fraction form
    823,636,457.25/1,235,501,377.04 = 263,447,491.10/x
  3. Step 3: Cross multiply
    823,636,457.25x = 1,235,501,377.04 × 263,447,491.10
  4. Step 4: Simplify right side
    823,636,457.25x = 325,489,738,028,373,504
  5. Step 5: Solve for x
    x = 325,489,738,028,373,504/823,636,457.25
  6. Step 6: Final answer
    x = 395,186,171.23

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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.