Finding the Fourth Proportional to 349,628,503.68, 482,498,754.62 and 190,867,091.99
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Solution
The fourth proportional to 349,628,503.68, 482,498,754.62 and 190,867,091.99 is: 263,402,821.02
Step by Step Solution
- Step 1: Write the proportion equation
349,628,503.68 : 482,498,754.62 = 190,867,091.99 : x - Step 2: Convert to fraction form
349,628,503.68/482,498,754.62 = 190,867,091.99/x - Step 3: Cross multiply
349,628,503.68x = 482,498,754.62 × 190,867,091.99 - Step 4: Simplify right side
349,628,503.68x = 92,093,134,179,749,152 - Step 5: Solve for x
x = 92,093,134,179,749,152/349,628,503.68 - Step 6: Final answer
x = 263,402,821.02
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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.