Finding the Fourth Proportional to 1,316,895,006,457.70, 1,975,437,715,245.90 and 551,213,087,692.88
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Solution
The fourth proportional to 1,316,895,006,457.70, 1,975,437,715,245.90 and 551,213,087,692.88 is: 826,859,481,755.23
Step by Step Solution
- Step 1: Write the proportion equation
1,316,895,006,457.70 : 1,975,437,715,245.90 = 551,213,087,692.88 : x - Step 2: Convert to fraction form
1,316,895,006,457.70/1,975,437,715,245.90 = 551,213,087,692.88/x - Step 3: Cross multiply
1,316,895,006,457.70x = 1,975,437,715,245.90 × 551,213,087,692.88 - Step 4: Simplify right side
1,316,895,006,457.70x = 1,088,887,122,565,660,713,943,040 - Step 5: Solve for x
x = 1,088,887,122,565,660,713,943,040/1,316,895,006,457.70 - Step 6: Final answer
x = 826,859,481,755.23
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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.