Finding the Fourth Proportional to 3,963,038,965.25, 5,468,670,313.99 and 2,333,304,556.76
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Solution
The fourth proportional to 3,963,038,965.25, 5,468,670,313.99 and 2,333,304,556.76 is: 3,219,769,847.07
Step by Step Solution
- Step 1: Write the proportion equation
3,963,038,965.25 : 5,468,670,313.99 = 2,333,304,556.76 : x - Step 2: Convert to fraction form
3,963,038,965.25/5,468,670,313.99 = 2,333,304,556.76/x - Step 3: Cross multiply
3,963,038,965.25x = 5,468,670,313.99 × 2,333,304,556.76 - Step 4: Simplify right side
3,963,038,965.25x = 12,760,073,363,058,845,696 - Step 5: Solve for x
x = 12,760,073,363,058,845,696/3,963,038,965.25 - Step 6: Final answer
x = 3,219,769,847.07
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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.