Finding the Fourth Proportional to 97,582,542.51, 146,359,415.76 and 28,476,791.11
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Solution
The fourth proportional to 97,582,542.51, 146,359,415.76 and 28,476,791.11 is: 42,710,985.00
Step by Step Solution
- Step 1: Write the proportion equation
97,582,542.51 : 146,359,415.76 = 28,476,791.11 : x - Step 2: Convert to fraction form
97,582,542.51/146,359,415.76 = 28,476,791.11/x - Step 3: Cross multiply
97,582,542.51x = 146,359,415.76 × 28,476,791.11 - Step 4: Simplify right side
97,582,542.51x = 4,167,846,509,579,161.50 - Step 5: Solve for x
x = 4,167,846,509,579,161.50/97,582,542.51 - Step 6: Final answer
x = 42,710,985.00
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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.