Finding the Fourth Proportional to 2,432,074,774.74, 3,356,268,134.74 and 1,318,241,623.38
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Solution
The fourth proportional to 2,432,074,774.74, 3,356,268,134.74 and 1,318,241,623.38 is: 1,819,176,120.89
Step by Step Solution
- Step 1: Write the proportion equation
2,432,074,774.74 : 3,356,268,134.74 = 1,318,241,623.38 : x - Step 2: Convert to fraction form
2,432,074,774.74/3,356,268,134.74 = 1,318,241,623.38/x - Step 3: Cross multiply
2,432,074,774.74x = 3,356,268,134.74 × 1,318,241,623.38 - Step 4: Simplify right side
2,432,074,774.74x = 4,424,372,354,422,509,056 - Step 5: Solve for x
x = 4,424,372,354,422,509,056/2,432,074,774.74 - Step 6: Final answer
x = 1,819,176,120.89
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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.