Finding the Fourth Proportional to 587,283,875.91, 810,473,057.91 and 336,436,748.82
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Solution
The fourth proportional to 587,283,875.91, 810,473,057.91 and 336,436,748.82 is: 464,294,920.73
Step by Step Solution
- Step 1: Write the proportion equation
587,283,875.91 : 810,473,057.91 = 336,436,748.82 : x - Step 2: Convert to fraction form
587,283,875.91/810,473,057.91 = 336,436,748.82/x - Step 3: Cross multiply
587,283,875.91x = 810,473,057.91 × 336,436,748.82 - Step 4: Simplify right side
587,283,875.91x = 272,672,920,609,443,968 - Step 5: Solve for x
x = 272,672,920,609,443,968/587,283,875.91 - Step 6: Final answer
x = 464,294,920.73
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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.