Finding the Fourth Proportional to 51,378,788.85, 77,133,950.61 and 44,138,569.53
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Solution
The fourth proportional to 51,378,788.85, 77,133,950.61 and 44,138,569.53 is: 66,264,353.80
Step by Step Solution
- Step 1: Write the proportion equation
51,378,788.85 : 77,133,950.61 = 44,138,569.53 : x - Step 2: Convert to fraction form
51,378,788.85/77,133,950.61 = 44,138,569.53/x - Step 3: Cross multiply
51,378,788.85x = 77,133,950.61 × 44,138,569.53 - Step 4: Simplify right side
51,378,788.85x = 3,404,582,242,123,071 - Step 5: Solve for x
x = 3,404,582,242,123,071/51,378,788.85 - Step 6: Final answer
x = 66,264,353.80
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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.