Finding the Fourth Proportional to 4,350,643,670.79, 6,521,319,245.61 and 2,481,264,137.52
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Solution
The fourth proportional to 4,350,643,670.79, 6,521,319,245.61 and 2,481,264,137.52 is: 3,719,246,345.57
Step by Step Solution
- Step 1: Write the proportion equation
4,350,643,670.79 : 6,521,319,245.61 = 2,481,264,137.52 : x - Step 2: Convert to fraction form
4,350,643,670.79/6,521,319,245.61 = 2,481,264,137.52/x - Step 3: Cross multiply
4,350,643,670.79x = 6,521,319,245.61 × 2,481,264,137.52 - Step 4: Simplify right side
4,350,643,670.79x = 16,181,115,573,451,073,536 - Step 5: Solve for x
x = 16,181,115,573,451,073,536/4,350,643,670.79 - Step 6: Final answer
x = 3,719,246,345.57
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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.