Finding the Fourth Proportional to 4,260,807,257.47, 5,880,095,605.98 and 2,381,212,485.95
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Solution
The fourth proportional to 4,260,807,257.47, 5,880,095,605.98 and 2,381,212,485.95 is: 3,286,174,715.13
Step by Step Solution
- Step 1: Write the proportion equation
4,260,807,257.47 : 5,880,095,605.98 = 2,381,212,485.95 : x - Step 2: Convert to fraction form
4,260,807,257.47/5,880,095,605.98 = 2,381,212,485.95/x - Step 3: Cross multiply
4,260,807,257.47x = 5,880,095,605.98 × 2,381,212,485.95 - Step 4: Simplify right side
4,260,807,257.47x = 14,001,757,075,539,304,448 - Step 5: Solve for x
x = 14,001,757,075,539,304,448/4,260,807,257.47 - Step 6: Final answer
x = 3,286,174,715.13
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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.