Finding the Fourth Proportional to 727,517,885.36, 1,091,261,160.13 and 202,873,009.05
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Solution
The fourth proportional to 727,517,885.36, 1,091,261,160.13 and 202,873,009.05 is: 304,305,144.48
Step by Step Solution
- Step 1: Write the proportion equation
727,517,885.36 : 1,091,261,160.13 = 202,873,009.05 : x - Step 2: Convert to fraction form
727,517,885.36/1,091,261,160.13 = 202,873,009.05/x - Step 3: Cross multiply
727,517,885.36x = 1,091,261,160.13 × 202,873,009.05 - Step 4: Simplify right side
727,517,885.36x = 221,387,435,214,277,248 - Step 5: Solve for x
x = 221,387,435,214,277,248/727,517,885.36 - Step 6: Final answer
x = 304,305,144.48
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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.