Finding the Fourth Proportional to 5,795,712,073.80, 8,693,568,110.70 and 5,387,565,385.80
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Solution
The fourth proportional to 5,795,712,073.80, 8,693,568,110.70 and 5,387,565,385.80 is: 8,081,348,078.70
Step by Step Solution
- Step 1: Write the proportion equation
5,795,712,073.80 : 8,693,568,110.70 = 5,387,565,385.80 : x - Step 2: Convert to fraction form
5,795,712,073.80/8,693,568,110.70 = 5,387,565,385.80/x - Step 3: Cross multiply
5,795,712,073.80x = 8,693,568,110.70 × 5,387,565,385.80 - Step 4: Simplify right side
5,795,712,073.80x = 46,837,166,632,302,026,752 - Step 5: Solve for x
x = 46,837,166,632,302,026,752/5,795,712,073.80 - Step 6: Final answer
x = 8,081,348,078.70
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Double scale
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Similar ratio
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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.