Finding the Fourth Proportional to 3,730,048,320.26, 5,149,789,736.27 and 2,374,447,101.75
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Solution
The fourth proportional to 3,730,048,320.26, 5,149,789,736.27 and 2,374,447,101.75 is: 3,278,215,793.47
Step by Step Solution
- Step 1: Write the proportion equation
3,730,048,320.26 : 5,149,789,736.27 = 2,374,447,101.75 : x - Step 2: Convert to fraction form
3,730,048,320.26/5,149,789,736.27 = 2,374,447,101.75/x - Step 3: Cross multiply
3,730,048,320.26x = 5,149,789,736.27 × 2,374,447,101.75 - Step 4: Simplify right side
3,730,048,320.26x = 12,227,903,313,896,327,168 - Step 5: Solve for x
x = 12,227,903,313,896,327,168/3,730,048,320.26 - Step 6: Final answer
x = 3,278,215,793.47
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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.