Finding the Fourth Proportional to 406,299,218.13, 560,727,501.75 and 230,118,555.03
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Solution
The fourth proportional to 406,299,218.13, 560,727,501.75 and 230,118,555.03 is: 317,583,191.67
Step by Step Solution
- Step 1: Write the proportion equation
406,299,218.13 : 560,727,501.75 = 230,118,555.03 : x - Step 2: Convert to fraction form
406,299,218.13/560,727,501.75 = 230,118,555.03/x - Step 3: Cross multiply
406,299,218.13x = 560,727,501.75 × 230,118,555.03 - Step 4: Simplify right side
406,299,218.13x = 129,033,802,468,291,792 - Step 5: Solve for x
x = 129,033,802,468,291,792/406,299,218.13 - Step 6: Final answer
x = 317,583,191.67
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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.