Finding the Fourth Proportional to 623,627,512.44, 860,595,528.06 and 345,163,074.36
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Solution
The fourth proportional to 623,627,512.44, 860,595,528.06 and 345,163,074.36 is: 476,319,264.82
Step by Step Solution
- Step 1: Write the proportion equation
623,627,512.44 : 860,595,528.06 = 345,163,074.36 : x - Step 2: Convert to fraction form
623,627,512.44/860,595,528.06 = 345,163,074.36/x - Step 3: Cross multiply
623,627,512.44x = 860,595,528.06 × 345,163,074.36 - Step 4: Simplify right side
623,627,512.44x = 297,045,798,245,657,216 - Step 5: Solve for x
x = 297,045,798,245,657,216/623,627,512.44 - Step 6: Final answer
x = 476,319,264.82
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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.