Finding the Fourth Proportional to 624,542,681,575.08, 861,551,706,691.83 and 407,895,691,299.42
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Solution
The fourth proportional to 624,542,681,575.08, 861,551,706,691.83 and 407,895,691,299.42 is: 562,688,891,181.91
Step by Step Solution
- Step 1: Write the proportion equation
624,542,681,575.08 : 861,551,706,691.83 = 407,895,691,299.42 : x - Step 2: Convert to fraction form
624,542,681,575.08/861,551,706,691.83 = 407,895,691,299.42/x - Step 3: Cross multiply
624,542,681,575.08x = 861,551,706,691.83 × 407,895,691,299.42 - Step 4: Simplify right side
624,542,681,575.08x = 351,423,228,991,259,117,879,296 - Step 5: Solve for x
x = 351,423,228,991,259,117,879,296/624,542,681,575.08 - Step 6: Final answer
x = 562,688,891,181.91
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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.