Finding the Fourth Proportional to 349,625,692.84, 482,483,552.58 and 192,992,901.64
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Solution
The fourth proportional to 349,625,692.84, 482,483,552.58 and 192,992,901.64 is: 266,330,257.51
Step by Step Solution
- Step 1: Write the proportion equation
349,625,692.84 : 482,483,552.58 = 192,992,901.64 : x - Step 2: Convert to fraction form
349,625,692.84/482,483,552.58 = 192,992,901.64/x - Step 3: Cross multiply
349,625,692.84x = 482,483,552.58 × 192,992,901.64 - Step 4: Simplify right side
349,625,692.84x = 93,115,900,805,989,696 - Step 5: Solve for x
x = 93,115,900,805,989,696/349,625,692.84 - Step 6: Final answer
x = 266,330,257.51
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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.