Finding the Fourth Proportional to 406,299,223.68, 560,727,507.84 and 230,118,560
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Solution
The fourth proportional to 406,299,223.68, 560,727,507.84 and 230,118,560 is: 317,583,197.64
Step by Step Solution
- Step 1: Write the proportion equation
406,299,223.68 : 560,727,507.84 = 230,118,560 : x - Step 2: Convert to fraction form
406,299,223.68/560,727,507.84 = 230,118,560/x - Step 3: Cross multiply
406,299,223.68x = 560,727,507.84 × 230,118,560 - Step 4: Simplify right side
406,299,223.68x = 129,033,806,656,529,520 - Step 5: Solve for x
x = 129,033,806,656,529,520/406,299,223.68 - Step 6: Final answer
x = 317,583,197.64
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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.