Finding the Fourth Proportional to 576,673,056.18, 864,750,947.22 and 343,613,593.26
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Solution
The fourth proportional to 576,673,056.18, 864,750,947.22 and 343,613,593.26 is: 515,266,279.68
Step by Step Solution
- Step 1: Write the proportion equation
576,673,056.18 : 864,750,947.22 = 343,613,593.26 : x - Step 2: Convert to fraction form
576,673,056.18/864,750,947.22 = 343,613,593.26/x - Step 3: Cross multiply
576,673,056.18x = 864,750,947.22 × 343,613,593.26 - Step 4: Simplify right side
576,673,056.18x = 297,140,180,249,252,800 - Step 5: Solve for x
x = 297,140,180,249,252,800/576,673,056.18 - Step 6: Final answer
x = 515,266,279.68
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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.