Finding the Fourth Proportional to 234,763,407.18, 352,156,435.74 and 77,192,932.95
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Solution
The fourth proportional to 234,763,407.18, 352,156,435.74 and 77,192,932.95 is: 115,793,123.21
Step by Step Solution
- Step 1: Write the proportion equation
234,763,407.18 : 352,156,435.74 = 77,192,932.95 : x - Step 2: Convert to fraction form
234,763,407.18/352,156,435.74 = 77,192,932.95/x - Step 3: Cross multiply
234,763,407.18x = 352,156,435.74 × 77,192,932.95 - Step 4: Simplify right side
234,763,407.18x = 27,183,988,131,988,804 - Step 5: Solve for x
x = 27,183,988,131,988,804/234,763,407.18 - Step 6: Final answer
x = 115,793,123.21
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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.