Finding the Fourth Proportional to 921,632,532,304.88, 1,389,356,623,459.20 and 860,196,252,093.68
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Solution
The fourth proportional to 921,632,532,304.88, 1,389,356,623,459.20 and 860,196,252,093.68 is: 1,296,741,725,611.94
Step by Step Solution
- Step 1: Write the proportion equation
921,632,532,304.88 : 1,389,356,623,459.20 = 860,196,252,093.68 : x - Step 2: Convert to fraction form
921,632,532,304.88/1,389,356,623,459.20 = 860,196,252,093.68/x - Step 3: Cross multiply
921,632,532,304.88x = 1,389,356,623,459.20 × 860,196,252,093.68 - Step 4: Simplify right side
921,632,532,304.88x = 1,195,119,360,321,134,109,130,752 - Step 5: Solve for x
x = 1,195,119,360,321,134,109,130,752/921,632,532,304.88 - Step 6: Final answer
x = 1,296,741,725,611.94
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.