Finding the Fourth Proportional to 1,682,850,803.20, 2,524,403,087.28 and 502,338,028.96
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Solution
The fourth proportional to 1,682,850,803.20, 2,524,403,087.28 and 502,338,028.96 is: 753,544,918.39
Step by Step Solution
- Step 1: Write the proportion equation
1,682,850,803.20 : 2,524,403,087.28 = 502,338,028.96 : x - Step 2: Convert to fraction form
1,682,850,803.20/2,524,403,087.28 = 502,338,028.96/x - Step 3: Cross multiply
1,682,850,803.20x = 2,524,403,087.28 × 502,338,028.96 - Step 4: Simplify right side
1,682,850,803.20x = 1,268,103,671,164,774,144 - Step 5: Solve for x
x = 1,268,103,671,164,774,144/1,682,850,803.20 - Step 6: Final answer
x = 753,544,918.39
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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.