Finding the Fourth Proportional to 2,192,218,794.10, 3,288,328,191.15 and 2,127,648,712.60
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Solution
The fourth proportional to 2,192,218,794.10, 3,288,328,191.15 and 2,127,648,712.60 is: 3,191,473,068.90
Step by Step Solution
- Step 1: Write the proportion equation
2,192,218,794.10 : 3,288,328,191.15 = 2,127,648,712.60 : x - Step 2: Convert to fraction form
2,192,218,794.10/3,288,328,191.15 = 2,127,648,712.60/x - Step 3: Cross multiply
2,192,218,794.10x = 3,288,328,191.15 × 2,127,648,712.60 - Step 4: Simplify right side
2,192,218,794.10x = 6,996,407,242,506,584,064 - Step 5: Solve for x
x = 6,996,407,242,506,584,064/2,192,218,794.10 - Step 6: Final answer
x = 3,191,473,068.90
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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.