Finding the Fourth Proportional to 48,869,489,369.80, 73,304,234,054.70 and 19,425,532,205.80
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Solution
The fourth proportional to 48,869,489,369.80, 73,304,234,054.70 and 19,425,532,205.80 is: 29,138,298,308.70
Step by Step Solution
- Step 1: Write the proportion equation
48,869,489,369.80 : 73,304,234,054.70 = 19,425,532,205.80 : x - Step 2: Convert to fraction form
48,869,489,369.80/73,304,234,054.70 = 19,425,532,205.80/x - Step 3: Cross multiply
48,869,489,369.80x = 73,304,234,054.70 × 19,425,532,205.80 - Step 4: Simplify right side
48,869,489,369.80x = 1,423,973,759,451,075,969,024 - Step 5: Solve for x
x = 1,423,973,759,451,075,969,024/48,869,489,369.80 - Step 6: Final answer
x = 29,138,298,308.70
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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.