Finding the Fourth Proportional to 2,184,199,323.40, 3,276,298,985.10 and 803,728,181.80
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Solution
The fourth proportional to 2,184,199,323.40, 3,276,298,985.10 and 803,728,181.80 is: 1,205,592,272.70
Step by Step Solution
- Step 1: Write the proportion equation
2,184,199,323.40 : 3,276,298,985.10 = 803,728,181.80 : x - Step 2: Convert to fraction form
2,184,199,323.40/3,276,298,985.10 = 803,728,181.80/x - Step 3: Cross multiply
2,184,199,323.40x = 3,276,298,985.10 × 803,728,181.80 - Step 4: Simplify right side
2,184,199,323.40x = 2,633,253,826,327,607,808 - Step 5: Solve for x
x = 2,633,253,826,327,607,808/2,184,199,323.40 - Step 6: Final answer
x = 1,205,592,272.70
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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.