Finding the Fourth Proportional to 934,846,302, 1,290,125,882.52 and 517,151,385.84
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Solution
The fourth proportional to 934,846,302, 1,290,125,882.52 and 517,151,385.84 is: 713,689,925.95
Step by Step Solution
- Step 1: Write the proportion equation
934,846,302 : 1,290,125,882.52 = 517,151,385.84 : x - Step 2: Convert to fraction form
934,846,302/1,290,125,882.52 = 517,151,385.84/x - Step 3: Cross multiply
934,846,302x = 1,290,125,882.52 × 517,151,385.84 - Step 4: Simplify right side
934,846,302x = 667,190,388,053,271,040 - Step 5: Solve for x
x = 667,190,388,053,271,040/934,846,302 - Step 6: Final answer
x = 713,689,925.95
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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.