Finding the Fourth Proportional to 141,345,893.18, 212,023,563.69 and 39,101,368.70
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Solution
The fourth proportional to 141,345,893.18, 212,023,563.69 and 39,101,368.70 is: 58,653,359.85
Step by Step Solution
- Step 1: Write the proportion equation
141,345,893.18 : 212,023,563.69 = 39,101,368.70 : x - Step 2: Convert to fraction form
141,345,893.18/212,023,563.69 = 39,101,368.70/x - Step 3: Cross multiply
141,345,893.18x = 212,023,563.69 × 39,101,368.70 - Step 4: Simplify right side
141,345,893.18x = 8,290,411,535,870,505 - Step 5: Solve for x
x = 8,290,411,535,870,505/141,345,893.18 - Step 6: Final answer
x = 58,653,359.85
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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.