Finding the Fourth Proportional to 524,952,778.98, 786,689,874.87 and 401,653,743.14
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Solution
The fourth proportional to 524,952,778.98, 786,689,874.87 and 401,653,743.14 is: 601,914,963.75
Step by Step Solution
- Step 1: Write the proportion equation
524,952,778.98 : 786,689,874.87 = 401,653,743.14 : x - Step 2: Convert to fraction form
524,952,778.98/786,689,874.87 = 401,653,743.14/x - Step 3: Cross multiply
524,952,778.98x = 786,689,874.87 × 401,653,743.14 - Step 4: Simplify right side
524,952,778.98x = 315,976,932,931,873,728 - Step 5: Solve for x
x = 315,976,932,931,873,728/524,952,778.98 - Step 6: Final answer
x = 601,914,963.75
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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.