Finding the Fourth Proportional to 5,341,583,720.56, 7,372,268,227.56 and 2,963,487,830.80
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Solution
The fourth proportional to 5,341,583,720.56, 7,372,268,227.56 and 2,963,487,830.80 is: 4,090,102,920.91
Step by Step Solution
- Step 1: Write the proportion equation
5,341,583,720.56 : 7,372,268,227.56 = 2,963,487,830.80 : x - Step 2: Convert to fraction form
5,341,583,720.56/7,372,268,227.56 = 2,963,487,830.80/x - Step 3: Cross multiply
5,341,583,720.56x = 7,372,268,227.56 × 2,963,487,830.80 - Step 4: Simplify right side
5,341,583,720.56x = 21,847,627,177,767,546,880 - Step 5: Solve for x
x = 21,847,627,177,767,546,880/5,341,583,720.56 - Step 6: Final answer
x = 4,090,102,920.91
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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.