Finding the Fourth Proportional to 493,974,007.93, 739,973,029.82 and 297,128,759.75
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Solution
The fourth proportional to 493,974,007.93, 739,973,029.82 and 297,128,759.75 is: 445,098,861.62
Step by Step Solution
- Step 1: Write the proportion equation
493,974,007.93 : 739,973,029.82 = 297,128,759.75 : x - Step 2: Convert to fraction form
493,974,007.93/739,973,029.82 = 297,128,759.75/x - Step 3: Cross multiply
493,974,007.93x = 739,973,029.82 × 297,128,759.75 - Step 4: Simplify right side
493,974,007.93x = 219,867,268,598,866,368 - Step 5: Solve for x
x = 219,867,268,598,866,368/493,974,007.93 - Step 6: Final answer
x = 445,098,861.62
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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.