Finding the Fourth Proportional to 310,717,368.80, 466,079,596.09 and 106,261,387.28
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Solution
The fourth proportional to 310,717,368.80, 466,079,596.09 and 106,261,387.28 is: 159,393,292.54
Step by Step Solution
- Step 1: Write the proportion equation
310,717,368.80 : 466,079,596.09 = 106,261,387.28 : x - Step 2: Convert to fraction form
310,717,368.80/466,079,596.09 = 106,261,387.28/x - Step 3: Cross multiply
310,717,368.80x = 466,079,596.09 × 106,261,387.28 - Step 4: Simplify right side
310,717,368.80x = 49,526,264,462,577,208 - Step 5: Solve for x
x = 49,526,264,462,577,208/310,717,368.80 - Step 6: Final answer
x = 159,393,292.54
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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.