Finding the Fourth Proportional to 331,216,341.23, 457,078,553.47 and 182,537,463.99
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Solution
The fourth proportional to 331,216,341.23, 457,078,553.47 and 182,537,463.99 is: 251,901,701.72
Step by Step Solution
- Step 1: Write the proportion equation
331,216,341.23 : 457,078,553.47 = 182,537,463.99 : x - Step 2: Convert to fraction form
331,216,341.23/457,078,553.47 = 182,537,463.99/x - Step 3: Cross multiply
331,216,341.23x = 457,078,553.47 × 182,537,463.99 - Step 4: Simplify right side
331,216,341.23x = 83,433,959,995,254,800 - Step 5: Solve for x
x = 83,433,959,995,254,800/331,216,341.23 - Step 6: Final answer
x = 251,901,701.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.