Finding the Fourth Proportional to 3,777,184,415.70, 5,665,776,623.55 and 1,323,202,454.10
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Solution
The fourth proportional to 3,777,184,415.70, 5,665,776,623.55 and 1,323,202,454.10 is: 1,984,803,681.15
Step by Step Solution
- Step 1: Write the proportion equation
3,777,184,415.70 : 5,665,776,623.55 = 1,323,202,454.10 : x - Step 2: Convert to fraction form
3,777,184,415.70/5,665,776,623.55 = 1,323,202,454.10/x - Step 3: Cross multiply
3,777,184,415.70x = 5,665,776,623.55 × 1,323,202,454.10 - Step 4: Simplify right side
3,777,184,415.70x = 7,496,969,532,663,771,136 - Step 5: Solve for x
x = 7,496,969,532,663,771,136/3,777,184,415.70 - Step 6: Final answer
x = 1,984,803,681.15
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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.