Finding the Fourth Proportional to 14,134,465,603.80, 21,201,698,405.70 and 11,957,683,267.80
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Solution
The fourth proportional to 14,134,465,603.80, 21,201,698,405.70 and 11,957,683,267.80 is: 17,936,524,901.70
Step by Step Solution
- Step 1: Write the proportion equation
14,134,465,603.80 : 21,201,698,405.70 = 11,957,683,267.80 : x - Step 2: Convert to fraction form
14,134,465,603.80/21,201,698,405.70 = 11,957,683,267.80/x - Step 3: Cross multiply
14,134,465,603.80x = 21,201,698,405.70 × 11,957,683,267.80 - Step 4: Simplify right side
14,134,465,603.80x = 253,523,194,274,780,807,168 - Step 5: Solve for x
x = 253,523,194,274,780,807,168/14,134,465,603.80 - Step 6: Final answer
x = 17,936,524,901.70
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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.