Finding the Fourth Proportional to 2,432,074,769.96, 3,356,268,128.12 and 1,318,241,618.60
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Solution
The fourth proportional to 2,432,074,769.96, 3,356,268,128.12 and 1,318,241,618.60 is: 1,819,176,114.28
Step by Step Solution
- Step 1: Write the proportion equation
2,432,074,769.96 : 3,356,268,128.12 = 1,318,241,618.60 : x - Step 2: Convert to fraction form
2,432,074,769.96/3,356,268,128.12 = 1,318,241,618.60/x - Step 3: Cross multiply
2,432,074,769.96x = 3,356,268,128.12 × 1,318,241,618.60 - Step 4: Simplify right side
2,432,074,769.96x = 4,424,372,329,655,015,424 - Step 5: Solve for x
x = 4,424,372,329,655,015,424/2,432,074,769.96 - Step 6: Final answer
x = 1,819,176,114.28
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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.