Finding the Fourth Proportional to 718,013,227.47, 1,074,810,863.12 and 468,481,181.99
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Solution
The fourth proportional to 718,013,227.47, 1,074,810,863.12 and 468,481,181.99 is: 701,280,483.84
Step by Step Solution
- Step 1: Write the proportion equation
718,013,227.47 : 1,074,810,863.12 = 468,481,181.99 : x - Step 2: Convert to fraction form
718,013,227.47/1,074,810,863.12 = 468,481,181.99/x - Step 3: Cross multiply
718,013,227.47x = 1,074,810,863.12 × 468,481,181.99 - Step 4: Simplify right side
718,013,227.47x = 503,528,663,562,433,280 - Step 5: Solve for x
x = 503,528,663,562,433,280/718,013,227.47 - Step 6: Final answer
x = 701,280,483.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.