Finding the Fourth Proportional to 68,268,346.88, 102,402,618.88 and 27,878,830.88
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Solution
The fourth proportional to 68,268,346.88, 102,402,618.88 and 27,878,830.88 is: 41,818,286.57
Step by Step Solution
- Step 1: Write the proportion equation
68,268,346.88 : 102,402,618.88 = 27,878,830.88 : x - Step 2: Convert to fraction form
68,268,346.88/102,402,618.88 = 27,878,830.88/x - Step 3: Cross multiply
68,268,346.88x = 102,402,618.88 × 27,878,830.88 - Step 4: Simplify right side
68,268,346.88x = 2,854,865,293,424,615 - Step 5: Solve for x
x = 2,854,865,293,424,615/68,268,346.88 - Step 6: Final answer
x = 41,818,286.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.