Finding the Fourth Proportional to 556,188,974.04, 837,612,913.34 and 506,543,157.08
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Solution
The fourth proportional to 556,188,974.04, 837,612,913.34 and 506,543,157.08 is: 762,846,998.66
Step by Step Solution
- Step 1: Write the proportion equation
556,188,974.04 : 837,612,913.34 = 506,543,157.08 : x - Step 2: Convert to fraction form
556,188,974.04/837,612,913.34 = 506,543,157.08/x - Step 3: Cross multiply
556,188,974.04x = 837,612,913.34 × 506,543,157.08 - Step 4: Simplify right side
556,188,974.04x = 424,287,089,534,220,032 - Step 5: Solve for x
x = 424,287,089,534,220,032/556,188,974.04 - Step 6: Final answer
x = 762,846,998.66
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.