Finding the Fourth Proportional to 68,331,467.84, 94,182,502.56 and 51,806,120
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Solution
The fourth proportional to 68,331,467.84, 94,182,502.56 and 51,806,120 is: 71,405,315.64
Step by Step Solution
- Step 1: Write the proportion equation
68,331,467.84 : 94,182,502.56 = 51,806,120 : x - Step 2: Convert to fraction form
68,331,467.84/94,182,502.56 = 51,806,120/x - Step 3: Cross multiply
68,331,467.84x = 94,182,502.56 × 51,806,120 - Step 4: Simplify right side
68,331,467.84x = 4,879,230,029,523,667 - Step 5: Solve for x
x = 4,879,230,029,523,667/68,331,467.84 - Step 6: Final answer
x = 71,405,315.64
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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.