Finding the Fourth Proportional to 64,551,553.60, 96,764,344.80 and 57,749,108.80
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Solution
The fourth proportional to 64,551,553.60, 96,764,344.80 and 57,749,108.80 is: 86,567,315.02
Step by Step Solution
- Step 1: Write the proportion equation
64,551,553.60 : 96,764,344.80 = 57,749,108.80 : x - Step 2: Convert to fraction form
64,551,553.60/96,764,344.80 = 57,749,108.80/x - Step 3: Cross multiply
64,551,553.60x = 96,764,344.80 × 57,749,108.80 - Step 4: Simplify right side
64,551,553.60x = 5,588,054,675,815,914 - Step 5: Solve for x
x = 5,588,054,675,815,914/64,551,553.60 - Step 6: Final answer
x = 86,567,315.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.