Finding the Fourth Proportional to 165,476,876.01, 228,374,218.74 and 123,588,217.98
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Solution
The fourth proportional to 165,476,876.01, 228,374,218.74 and 123,588,217.98 is: 170,563,787.56
Step by Step Solution
- Step 1: Write the proportion equation
165,476,876.01 : 228,374,218.74 = 123,588,217.98 : x - Step 2: Convert to fraction form
165,476,876.01/228,374,218.74 = 123,588,217.98/x - Step 3: Cross multiply
165,476,876.01x = 228,374,218.74 × 123,588,217.98 - Step 4: Simplify right side
165,476,876.01x = 28,224,362,726,651,324 - Step 5: Solve for x
x = 28,224,362,726,651,324/165,476,876.01 - Step 6: Final answer
x = 170,563,787.56
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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.