Finding the Fourth Proportional to 96,968,520.48, 133,819,402.68 and 52,918,363.92
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Solution
The fourth proportional to 96,968,520.48, 133,819,402.68 and 52,918,363.92 is: 73,028,894.49
Step by Step Solution
- Step 1: Write the proportion equation
96,968,520.48 : 133,819,402.68 = 52,918,363.92 : x - Step 2: Convert to fraction form
96,968,520.48/133,819,402.68 = 52,918,363.92/x - Step 3: Cross multiply
96,968,520.48x = 133,819,402.68 × 52,918,363.92 - Step 4: Simplify right side
96,968,520.48x = 7,081,503,850,577,264 - Step 5: Solve for x
x = 7,081,503,850,577,264/96,968,520.48 - Step 6: Final answer
x = 73,028,894.49
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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.