Finding the Fourth Proportional to 319,764,392.96, 479,692,343.84 and 98,454,458.07
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Solution
The fourth proportional to 319,764,392.96, 479,692,343.84 and 98,454,458.07 is: 147,695,774.74
Step by Step Solution
- Step 1: Write the proportion equation
319,764,392.96 : 479,692,343.84 = 98,454,458.07 : x - Step 2: Convert to fraction form
319,764,392.96/479,692,343.84 = 98,454,458.07/x - Step 3: Cross multiply
319,764,392.96x = 479,692,343.84 × 98,454,458.07 - Step 4: Simplify right side
319,764,392.96x = 47,227,849,752,603,024 - Step 5: Solve for x
x = 47,227,849,752,603,024/319,764,392.96 - Step 6: Final answer
x = 147,695,774.74
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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.