Finding the Fourth Proportional to 64,436,782.88, 96,527,627.84 and 56,358,879.68
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Solution
The fourth proportional to 64,436,782.88, 96,527,627.84 and 56,358,879.68 is: 84,426,762.48
Step by Step Solution
- Step 1: Write the proportion equation
64,436,782.88 : 96,527,627.84 = 56,358,879.68 : x - Step 2: Convert to fraction form
64,436,782.88/96,527,627.84 = 56,358,879.68/x - Step 3: Cross multiply
64,436,782.88x = 96,527,627.84 × 56,358,879.68 - Step 4: Simplify right side
64,436,782.88x = 5,440,188,963,230,378 - Step 5: Solve for x
x = 5,440,188,963,230,378/64,436,782.88 - Step 6: Final answer
x = 84,426,762.48
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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.