Finding the Fourth Proportional to 96,672,901.97, 133,411,439.98 and 52,622,774.03
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Solution
The fourth proportional to 96,672,901.97, 133,411,439.98 and 52,622,774.03 is: 72,620,971.51
Step by Step Solution
- Step 1: Write the proportion equation
96,672,901.97 : 133,411,439.98 = 52,622,774.03 : x - Step 2: Convert to fraction form
96,672,901.97/133,411,439.98 = 52,622,774.03/x - Step 3: Cross multiply
96,672,901.97x = 133,411,439.98 × 52,622,774.03 - Step 4: Simplify right side
96,672,901.97x = 7,020,480,059,483,755 - Step 5: Solve for x
x = 7,020,480,059,483,755/96,672,901.97 - Step 6: Final answer
x = 72,620,971.51
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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.