Finding the Fourth Proportional to 857,389,968,350.70, 1,286,084,952,526 and 857,389,968,350.70
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Solution
The fourth proportional to 857,389,968,350.70, 1,286,084,952,526 and 857,389,968,350.70 is: 1,286,084,952,526
Step by Step Solution
- Step 1: Write the proportion equation
857,389,968,350.70 : 1,286,084,952,526 = 857,389,968,350.70 : x - Step 2: Convert to fraction form
857,389,968,350.70/1,286,084,952,526 = 857,389,968,350.70/x - Step 3: Cross multiply
857,389,968,350.70x = 1,286,084,952,526 × 857,389,968,350.70 - Step 4: Simplify right side
857,389,968,350.70x = 1,102,676,336,742,578,549,424,128 - Step 5: Solve for x
x = 1,102,676,336,742,578,549,424,128/857,389,968,350.70 - Step 6: Final answer
x = 1,286,084,952,526
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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.