Finding the Fourth Proportional to 3,852,478,536.16, 5,316,447,589.68 and 2,092,345,944.16
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Solution
The fourth proportional to 3,852,478,536.16, 5,316,447,589.68 and 2,092,345,944.16 is: 2,887,452,181.03
Step by Step Solution
- Step 1: Write the proportion equation
3,852,478,536.16 : 5,316,447,589.68 = 2,092,345,944.16 : x - Step 2: Convert to fraction form
3,852,478,536.16/5,316,447,589.68 = 2,092,345,944.16/x - Step 3: Cross multiply
3,852,478,536.16x = 5,316,447,589.68 × 2,092,345,944.16 - Step 4: Simplify right side
3,852,478,536.16x = 11,123,847,551,606,157,312 - Step 5: Solve for x
x = 11,123,847,551,606,157,312/3,852,478,536.16 - Step 6: Final answer
x = 2,887,452,181.03
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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.