Finding the Fourth Proportional to 86,234,833,383.60, 129,340,156,840.20 and 27,352,871,194.80
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Solution
The fourth proportional to 86,234,833,383.60, 129,340,156,840.20 and 27,352,871,194.80 is: 41,025,470,932.70
Step by Step Solution
- Step 1: Write the proportion equation
86,234,833,383.60 : 129,340,156,840.20 = 27,352,871,194.80 : x - Step 2: Convert to fraction form
86,234,833,383.60/129,340,156,840.20 = 27,352,871,194.80/x - Step 3: Cross multiply
86,234,833,383.60x = 129,340,156,840.20 × 27,352,871,194.80 - Step 4: Simplify right side
86,234,833,383.60x = 3,537,824,650,365,220,421,632 - Step 5: Solve for x
x = 3,537,824,650,365,220,421,632/86,234,833,383.60 - Step 6: Final answer
x = 41,025,470,932.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.