Finding the Fourth Proportional to 1,582,517,619.63, 2,374,138,006.16 and 547,377,627.15
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Solution
The fourth proportional to 1,582,517,619.63, 2,374,138,006.16 and 547,377,627.15 is: 821,191,506.63
Step by Step Solution
- Step 1: Write the proportion equation
1,582,517,619.63 : 2,374,138,006.16 = 547,377,627.15 : x - Step 2: Convert to fraction form
1,582,517,619.63/2,374,138,006.16 = 547,377,627.15/x - Step 3: Cross multiply
1,582,517,619.63x = 2,374,138,006.16 × 547,377,627.15 - Step 4: Simplify right side
1,582,517,619.63x = 1,299,550,028,335,756,032 - Step 5: Solve for x
x = 1,299,550,028,335,756,032/1,582,517,619.63 - Step 6: Final answer
x = 821,191,506.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.