Finding the Fourth Proportional to 144,107,556.48, 216,183,728.64 and 48,391,839.36
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Solution
The fourth proportional to 144,107,556.48, 216,183,728.64 and 48,391,839.36 is: 72,595,279.00
Step by Step Solution
- Step 1: Write the proportion equation
144,107,556.48 : 216,183,728.64 = 48,391,839.36 : x - Step 2: Convert to fraction form
144,107,556.48/216,183,728.64 = 48,391,839.36/x - Step 3: Cross multiply
144,107,556.48x = 216,183,728.64 × 48,391,839.36 - Step 4: Simplify right side
144,107,556.48x = 10,461,528,268,592,710 - Step 5: Solve for x
x = 10,461,528,268,592,710/144,107,556.48 - Step 6: Final answer
x = 72,595,279.00
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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.