Finding the Fourth Proportional to 331,108,548.69, 456,943,893.53 and 184,430,897.49
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Solution
The fourth proportional to 331,108,548.69, 456,943,893.53 and 184,430,897.49 is: 254,522,490.34
Step by Step Solution
- Step 1: Write the proportion equation
331,108,548.69 : 456,943,893.53 = 184,430,897.49 : x - Step 2: Convert to fraction form
331,108,548.69/456,943,893.53 = 184,430,897.49/x - Step 3: Cross multiply
331,108,548.69x = 456,943,893.53 × 184,430,897.49 - Step 4: Simplify right side
331,108,548.69x = 84,274,572,385,390,752 - Step 5: Solve for x
x = 84,274,572,385,390,752/331,108,548.69 - Step 6: Final answer
x = 254,522,490.34
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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.