Home / 883,631,634.50-1,325,638,780.24-338,373,187.94

Finding the Fourth Proportional to 883,631,634.50, 1,325,638,780.24 and 338,373,187.94

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Solution

The fourth proportional to 883,631,634.50, 1,325,638,780.24 and 338,373,187.94 is: 507,633,048.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,631,634.50 : 1,325,638,780.24 = 338,373,187.94 : x
  2. Step 2: Convert to fraction form
    883,631,634.50/1,325,638,780.24 = 338,373,187.94/x
  3. Step 3: Cross multiply
    883,631,634.50x = 1,325,638,780.24 × 338,373,187.94
  4. Step 4: Simplify right side
    883,631,634.50x = 448,560,620,126,701,888
  5. Step 5: Solve for x
    x = 448,560,620,126,701,888/883,631,634.50
  6. Step 6: Final answer
    x = 507,633,048.22

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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.