Finding the Fourth Proportional to 102,715,928.84, 141,732,850.68 and 62,461,390.60
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Solution
The fourth proportional to 102,715,928.84, 141,732,850.68 and 62,461,390.60 is: 86,187,517.83
Step by Step Solution
- Step 1: Write the proportion equation
102,715,928.84 : 141,732,850.68 = 62,461,390.60 : x - Step 2: Convert to fraction form
102,715,928.84/141,732,850.68 = 62,461,390.60/x - Step 3: Cross multiply
102,715,928.84x = 141,732,850.68 × 62,461,390.60 - Step 4: Simplify right side
102,715,928.84x = 8,852,830,947,750,675 - Step 5: Solve for x
x = 8,852,830,947,750,675/102,715,928.84 - Step 6: Final answer
x = 86,187,517.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.