Finding the Fourth Proportional to 4,680,573,174.12, 7,023,273,574.14 and 2,193,686,752.42
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Solution
The fourth proportional to 4,680,573,174.12, 7,023,273,574.14 and 2,193,686,752.42 is: 3,291,661,432.28
Step by Step Solution
- Step 1: Write the proportion equation
4,680,573,174.12 : 7,023,273,574.14 = 2,193,686,752.42 : x - Step 2: Convert to fraction form
4,680,573,174.12/7,023,273,574.14 = 2,193,686,752.42/x - Step 3: Cross multiply
4,680,573,174.12x = 7,023,273,574.14 × 2,193,686,752.42 - Step 4: Simplify right side
4,680,573,174.12x = 15,406,862,198,212,384,768 - Step 5: Solve for x
x = 15,406,862,198,212,384,768/4,680,573,174.12 - Step 6: Final answer
x = 3,291,661,432.28
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1.5x scale
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.