Finding the Fourth Proportional to 832,723,575,436.90, 1,148,735,608,927.30 and 543,860,921,736.05
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Solution
The fourth proportional to 832,723,575,436.90, 1,148,735,608,927.30 and 543,860,921,736.05 is: 750,251,854,914.09
Step by Step Solution
- Step 1: Write the proportion equation
832,723,575,436.90 : 1,148,735,608,927.30 = 543,860,921,736.05 : x - Step 2: Convert to fraction form
832,723,575,436.90/1,148,735,608,927.30 = 543,860,921,736.05/x - Step 3: Cross multiply
832,723,575,436.90x = 1,148,735,608,927.30 × 543,860,921,736.05 - Step 4: Simplify right side
832,723,575,436.90x = 624,752,407,102,224,058,023,936 - Step 5: Solve for x
x = 624,752,407,102,224,058,023,936/832,723,575,436.90 - Step 6: Final answer
x = 750,251,854,914.09
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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.