Finding the Fourth Proportional to 7,430,869,191.11, 10,254,601,157.61 and 4,089,367,473.49
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Solution
The fourth proportional to 7,430,869,191.11, 10,254,601,157.61 and 4,089,367,473.49 is: 5,643,328,034.59
Step by Step Solution
- Step 1: Write the proportion equation
7,430,869,191.11 : 10,254,601,157.61 = 4,089,367,473.49 : x - Step 2: Convert to fraction form
7,430,869,191.11/10,254,601,157.61 = 4,089,367,473.49/x - Step 3: Cross multiply
7,430,869,191.11x = 10,254,601,157.61 × 4,089,367,473.49 - Step 4: Simplify right side
7,430,869,191.11x = 41,934,832,427,543,232,512 - Step 5: Solve for x
x = 41,934,832,427,543,232,512/7,430,869,191.11 - Step 6: Final answer
x = 5,643,328,034.59
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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.