Finding the Fourth Proportional to 463,858,103.41, 639,523,356.19 and 300,435,637.97
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Solution
The fourth proportional to 463,858,103.41, 639,523,356.19 and 300,435,637.97 is: 414,212,031.88
Step by Step Solution
- Step 1: Write the proportion equation
463,858,103.41 : 639,523,356.19 = 300,435,637.97 : x - Step 2: Convert to fraction form
463,858,103.41/639,523,356.19 = 300,435,637.97/x - Step 3: Cross multiply
463,858,103.41x = 639,523,356.19 × 300,435,637.97 - Step 4: Simplify right side
463,858,103.41x = 192,135,607,514,505,920 - Step 5: Solve for x
x = 192,135,607,514,505,920/463,858,103.41 - Step 6: Final answer
x = 414,212,031.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.