Finding the Fourth Proportional to 8,432,706,286.88, 11,637,135,779 and 4,673,759,533.68
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Solution
The fourth proportional to 8,432,706,286.88, 11,637,135,779 and 4,673,759,533.68 is: 6,449,788,767.87
Step by Step Solution
- Step 1: Write the proportion equation
8,432,706,286.88 : 11,637,135,779 = 4,673,759,533.68 : x - Step 2: Convert to fraction form
8,432,706,286.88/11,637,135,779 = 4,673,759,533.68/x - Step 3: Cross multiply
8,432,706,286.88x = 11,637,135,779 × 4,673,759,533.68 - Step 4: Simplify right side
8,432,706,286.88x = 54,389,174,291,829,891,072 - Step 5: Solve for x
x = 54,389,174,291,829,891,072/8,432,706,286.88 - Step 6: Final answer
x = 6,449,788,767.87
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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.