Finding the Fourth Proportional to 815,771,569,297.75, 1,125,768,265,540.60 and 444,983,067,621.06
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Solution
The fourth proportional to 815,771,569,297.75, 1,125,768,265,540.60 and 444,983,067,621.06 is: 614,078,542,430.61
Step by Step Solution
- Step 1: Write the proportion equation
815,771,569,297.75 : 1,125,768,265,540.60 = 444,983,067,621.06 : x - Step 2: Convert to fraction form
815,771,569,297.75/1,125,768,265,540.60 = 444,983,067,621.06/x - Step 3: Cross multiply
815,771,569,297.75x = 1,125,768,265,540.60 × 444,983,067,621.06 - Step 4: Simplify right side
815,771,569,297.75x = 500,947,816,230,696,314,208,256 - Step 5: Solve for x
x = 500,947,816,230,696,314,208,256/815,771,569,297.75 - Step 6: Final answer
x = 614,078,542,430.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.