Finding the Fourth Proportional to 186,509,770.02, 257,387,601.51 and 102,880,441.98
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Solution
The fourth proportional to 186,509,770.02, 257,387,601.51 and 102,880,441.98 is: 141,977,281.94
Step by Step Solution
- Step 1: Write the proportion equation
186,509,770.02 : 257,387,601.51 = 102,880,441.98 : x - Step 2: Convert to fraction form
186,509,770.02/257,387,601.51 = 102,880,441.98/x - Step 3: Cross multiply
186,509,770.02x = 257,387,601.51 × 102,880,441.98 - Step 4: Simplify right side
186,509,770.02x = 26,480,150,203,520,916 - Step 5: Solve for x
x = 26,480,150,203,520,916/186,509,770.02 - Step 6: Final answer
x = 141,977,281.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.