Finding the Fourth Proportional to 1,586,089,599.18, 2,188,862,717.88 and 951,113,471.13
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Solution
The fourth proportional to 1,586,089,599.18, 2,188,862,717.88 and 951,113,471.13 is: 1,312,572,012.64
Step by Step Solution
- Step 1: Write the proportion equation
1,586,089,599.18 : 2,188,862,717.88 = 951,113,471.13 : x - Step 2: Convert to fraction form
1,586,089,599.18/2,188,862,717.88 = 951,113,471.13/x - Step 3: Cross multiply
1,586,089,599.18x = 2,188,862,717.88 × 951,113,471.13 - Step 4: Simplify right side
1,586,089,599.18x = 2,081,856,817,429,892,864 - Step 5: Solve for x
x = 2,081,856,817,429,892,864/1,586,089,599.18 - Step 6: Final answer
x = 1,312,572,012.64
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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.