Finding the Fourth Proportional to 6,809,717,565.50, 9,397,414,270.68 and 3,798,970,277.73
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Solution
The fourth proportional to 6,809,717,565.50, 9,397,414,270.68 and 3,798,970,277.73 is: 5,242,581,231.66
Step by Step Solution
- Step 1: Write the proportion equation
6,809,717,565.50 : 9,397,414,270.68 = 3,798,970,277.73 : x - Step 2: Convert to fraction form
6,809,717,565.50/9,397,414,270.68 = 3,798,970,277.73/x - Step 3: Cross multiply
6,809,717,565.50x = 9,397,414,270.68 × 3,798,970,277.73 - Step 4: Simplify right side
6,809,717,565.50x = 35,700,497,501,829,066,752 - Step 5: Solve for x
x = 35,700,497,501,829,066,752/6,809,717,565.50 - Step 6: Final answer
x = 5,242,581,231.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.