Finding the Fourth Proportional to 88,600,818.48, 122,261,151.74 and 55,550,502.68
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Solution
The fourth proportional to 88,600,818.48, 122,261,151.74 and 55,550,502.68 is: 76,654,691.84
Step by Step Solution
- Step 1: Write the proportion equation
88,600,818.48 : 122,261,151.74 = 55,550,502.68 : x - Step 2: Convert to fraction form
88,600,818.48/122,261,151.74 = 55,550,502.68/x - Step 3: Cross multiply
88,600,818.48x = 122,261,151.74 × 55,550,502.68 - Step 4: Simplify right side
88,600,818.48x = 6,791,668,437,392,756 - Step 5: Solve for x
x = 6,791,668,437,392,756/88,600,818.48 - Step 6: Final answer
x = 76,654,691.84
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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.