Finding the Fourth Proportional to 749,994,634.24, 1,125,017,465.02 and 356,318,287.60
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Solution
The fourth proportional to 749,994,634.24, 1,125,017,465.02 and 356,318,287.60 is: 534,489,552.80
Step by Step Solution
- Step 1: Write the proportion equation
749,994,634.24 : 1,125,017,465.02 = 356,318,287.60 : x - Step 2: Convert to fraction form
749,994,634.24/1,125,017,465.02 = 356,318,287.60/x - Step 3: Cross multiply
749,994,634.24x = 1,125,017,465.02 × 356,318,287.60 - Step 4: Simplify right side
749,994,634.24x = 400,864,296,656,019,328 - Step 5: Solve for x
x = 400,864,296,656,019,328/749,994,634.24 - Step 6: Final answer
x = 534,489,552.80
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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.