Finding the Fourth Proportional to 942,373,625.22, 1,411,721,490.87 and 734,137,004.07
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Solution
The fourth proportional to 942,373,625.22, 1,411,721,490.87 and 734,137,004.07 is: 1,099,772,911.88
Step by Step Solution
- Step 1: Write the proportion equation
942,373,625.22 : 1,411,721,490.87 = 734,137,004.07 : x - Step 2: Convert to fraction form
942,373,625.22/1,411,721,490.87 = 734,137,004.07/x - Step 3: Cross multiply
942,373,625.22x = 1,411,721,490.87 × 734,137,004.07 - Step 4: Simplify right side
942,373,625.22x = 1,036,396,985,888,535,680 - Step 5: Solve for x
x = 1,036,396,985,888,535,680/942,373,625.22 - Step 6: Final answer
x = 1,099,772,911.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.