Finding the Fourth Proportional to 497,173,734.02, 745,887,274.95 and 147,432,578.00
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Solution
The fourth proportional to 497,173,734.02, 745,887,274.95 and 147,432,578.00 is: 221,186,431.05
Step by Step Solution
- Step 1: Write the proportion equation
497,173,734.02 : 745,887,274.95 = 147,432,578.00 : x - Step 2: Convert to fraction form
497,173,734.02/745,887,274.95 = 147,432,578.00/x - Step 3: Cross multiply
497,173,734.02x = 745,887,274.95 × 147,432,578.00 - Step 4: Simplify right side
497,173,734.02x = 109,968,083,839,543,888 - Step 5: Solve for x
x = 109,968,083,839,543,888/497,173,734.02 - Step 6: Final answer
x = 221,186,431.05
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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.