Finding the Fourth Proportional to 2,997,445,207.41, 4,136,523,378.53 and 1,641,056,493.33
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Solution
The fourth proportional to 2,997,445,207.41, 4,136,523,378.53 and 1,641,056,493.33 is: 2,264,684,783.35
Step by Step Solution
- Step 1: Write the proportion equation
2,997,445,207.41 : 4,136,523,378.53 = 1,641,056,493.33 : x - Step 2: Convert to fraction form
2,997,445,207.41/4,136,523,378.53 = 1,641,056,493.33/x - Step 3: Cross multiply
2,997,445,207.41x = 4,136,523,378.53 × 1,641,056,493.33 - Step 4: Simplify right side
2,997,445,207.41x = 6,788,268,550,139,800,576 - Step 5: Solve for x
x = 6,788,268,550,139,800,576/2,997,445,207.41 - Step 6: Final answer
x = 2,264,684,783.35
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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.