Finding the Fourth Proportional to 190,859,177.34, 285,755,384.12 and 103,106,310.75
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Solution
The fourth proportional to 190,859,177.34, 285,755,384.12 and 103,106,310.75 is: 154,371,321.53
Step by Step Solution
- Step 1: Write the proportion equation
190,859,177.34 : 285,755,384.12 = 103,106,310.75 : x - Step 2: Convert to fraction form
190,859,177.34/285,755,384.12 = 103,106,310.75/x - Step 3: Cross multiply
190,859,177.34x = 285,755,384.12 × 103,106,310.75 - Step 4: Simplify right side
190,859,177.34x = 29,463,183,433,046,804 - Step 5: Solve for x
x = 29,463,183,433,046,804/190,859,177.34 - Step 6: Final answer
x = 154,371,321.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.