Finding the Fourth Proportional to 68,532,782.94, 102,830,566.82 and 29,683,117.17
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Solution
The fourth proportional to 68,532,782.94, 102,830,566.82 and 29,683,117.17 is: 44,538,272.52
Step by Step Solution
- Step 1: Write the proportion equation
68,532,782.94 : 102,830,566.82 = 29,683,117.17 : x - Step 2: Convert to fraction form
68,532,782.94/102,830,566.82 = 29,683,117.17/x - Step 3: Cross multiply
68,532,782.94x = 102,830,566.82 × 29,683,117.17 - Step 4: Simplify right side
68,532,782.94x = 3,052,331,763,427,159 - Step 5: Solve for x
x = 3,052,331,763,427,159/68,532,782.94 - Step 6: Final answer
x = 44,538,272.52
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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.