Finding the Fourth Proportional to 88,186,676.94, 121,704,421.81 and 52,905,803.40
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Solution
The fourth proportional to 88,186,676.94, 121,704,421.81 and 52,905,803.40 is: 73,014,092.79
Step by Step Solution
- Step 1: Write the proportion equation
88,186,676.94 : 121,704,421.81 = 52,905,803.40 : x - Step 2: Convert to fraction form
88,186,676.94/121,704,421.81 = 52,905,803.40/x - Step 3: Cross multiply
88,186,676.94x = 121,704,421.81 × 52,905,803.40 - Step 4: Simplify right side
88,186,676.94x = 6,438,870,212,582,011 - Step 5: Solve for x
x = 6,438,870,212,582,011/88,186,676.94 - Step 6: Final answer
x = 73,014,092.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.