Finding the Fourth Proportional to 3,641,157,380.44, 5,024,797,190.58 and 1,970,406,521.02
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Solution
The fourth proportional to 3,641,157,380.44, 5,024,797,190.58 and 1,970,406,521.02 is: 2,719,161,002.02
Step by Step Solution
- Step 1: Write the proportion equation
3,641,157,380.44 : 5,024,797,190.58 = 1,970,406,521.02 : x - Step 2: Convert to fraction form
3,641,157,380.44/5,024,797,190.58 = 1,970,406,521.02/x - Step 3: Cross multiply
3,641,157,380.44x = 5,024,797,190.58 × 1,970,406,521.02 - Step 4: Simplify right side
3,641,157,380.44x = 9,900,893,151,121,807,360 - Step 5: Solve for x
x = 9,900,893,151,121,807,360/3,641,157,380.44 - Step 6: Final answer
x = 2,719,161,002.02
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1.5x scale
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.