Finding the Fourth Proportional to 2,597,307,318.84, 3,895,906,394.84 and 632,171,361.09
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Solution
The fourth proportional to 2,597,307,318.84, 3,895,906,394.84 and 632,171,361.09 is: 948,243,756.31
Step by Step Solution
- Step 1: Write the proportion equation
2,597,307,318.84 : 3,895,906,394.84 = 632,171,361.09 : x - Step 2: Convert to fraction form
2,597,307,318.84/3,895,906,394.84 = 632,171,361.09/x - Step 3: Cross multiply
2,597,307,318.84x = 3,895,906,394.84 × 632,171,361.09 - Step 4: Simplify right side
2,597,307,318.84x = 2,462,880,448,302,076,928 - Step 5: Solve for x
x = 2,462,880,448,302,076,928/2,597,307,318.84 - Step 6: Final answer
x = 948,243,756.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.