Finding the Fourth Proportional to 231,750,573.84, 319,810,648.48 and 125,901,253.68
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Solution
The fourth proportional to 231,750,573.84, 319,810,648.48 and 125,901,253.68 is: 173,740,935.85
Step by Step Solution
- Step 1: Write the proportion equation
231,750,573.84 : 319,810,648.48 = 125,901,253.68 : x - Step 2: Convert to fraction form
231,750,573.84/319,810,648.48 = 125,901,253.68/x - Step 3: Cross multiply
231,750,573.84x = 319,810,648.48 × 125,901,253.68 - Step 4: Simplify right side
231,750,573.84x = 40,264,561,583,845,792 - Step 5: Solve for x
x = 40,264,561,583,845,792/231,750,573.84 - Step 6: Final answer
x = 173,740,935.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.