Finding the Fourth Proportional to 7,607,549,008.44, 10,494,055,861.74 and 4,744,720,999.53
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Solution
The fourth proportional to 7,607,549,008.44, 10,494,055,861.74 and 4,744,720,999.53 is: 6,544,994,604.99
Step by Step Solution
- Step 1: Write the proportion equation
7,607,549,008.44 : 10,494,055,861.74 = 4,744,720,999.53 : x - Step 2: Convert to fraction form
7,607,549,008.44/10,494,055,861.74 = 4,744,720,999.53/x - Step 3: Cross multiply
7,607,549,008.44x = 10,494,055,861.74 × 4,744,720,999.53 - Step 4: Simplify right side
7,607,549,008.44x = 49,791,367,217,438,662,656 - Step 5: Solve for x
x = 49,791,367,217,438,662,656/7,607,549,008.44 - Step 6: Final answer
x = 6,544,994,604.99
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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.