Finding the Fourth Proportional to 624,805,054.90, 862,237,975.94 and 356,916,349.46
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Solution
The fourth proportional to 624,805,054.90, 862,237,975.94 and 356,916,349.46 is: 492,548,561.07
Step by Step Solution
- Step 1: Write the proportion equation
624,805,054.90 : 862,237,975.94 = 356,916,349.46 : x - Step 2: Convert to fraction form
624,805,054.90/862,237,975.94 = 356,916,349.46/x - Step 3: Cross multiply
624,805,054.90x = 862,237,975.94 × 356,916,349.46 - Step 4: Simplify right side
624,805,054.90x = 307,746,830,738,284,096 - Step 5: Solve for x
x = 307,746,830,738,284,096/624,805,054.90 - Step 6: Final answer
x = 492,548,561.07
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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.