Finding the Fourth Proportional to 5,483,552,589.32, 7,567,302,573.26 and 3,136,709,133.32
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Solution
The fourth proportional to 5,483,552,589.32, 7,567,302,573.26 and 3,136,709,133.32 is: 4,328,658,603.98
Step by Step Solution
- Step 1: Write the proportion equation
5,483,552,589.32 : 7,567,302,573.26 = 3,136,709,133.32 : x - Step 2: Convert to fraction form
5,483,552,589.32/7,567,302,573.26 = 3,136,709,133.32/x - Step 3: Cross multiply
5,483,552,589.32x = 7,567,302,573.26 × 3,136,709,133.32 - Step 4: Simplify right side
5,483,552,589.32x = 23,736,427,096,140,582,912 - Step 5: Solve for x
x = 23,736,427,096,140,582,912/5,483,552,589.32 - Step 6: Final answer
x = 4,328,658,603.98
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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.