Finding the Fourth Proportional to 7,243,368,201.80, 10,865,052,302.70 and 7,243,368,201.80
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Solution
The fourth proportional to 7,243,368,201.80, 10,865,052,302.70 and 7,243,368,201.80 is: 10,865,052,302.70
Step by Step Solution
- Step 1: Write the proportion equation
7,243,368,201.80 : 10,865,052,302.70 = 7,243,368,201.80 : x - Step 2: Convert to fraction form
7,243,368,201.80/10,865,052,302.70 = 7,243,368,201.80/x - Step 3: Cross multiply
7,243,368,201.80x = 10,865,052,302.70 × 7,243,368,201.80 - Step 4: Simplify right side
7,243,368,201.80x = 78,699,574,360,271,060,992 - Step 5: Solve for x
x = 78,699,574,360,271,060,992/7,243,368,201.80 - Step 6: Final answer
x = 10,865,052,302.70
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1.5x scale
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.