Finding the Fourth Proportional to 66,484,930.51, 99,766,257.33 and 48,022,670.17
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Solution
The fourth proportional to 66,484,930.51, 99,766,257.33 and 48,022,670.17 is: 72,062,075.32
Step by Step Solution
- Step 1: Write the proportion equation
66,484,930.51 : 99,766,257.33 = 48,022,670.17 : x - Step 2: Convert to fraction form
66,484,930.51/99,766,257.33 = 48,022,670.17/x - Step 3: Cross multiply
66,484,930.51x = 99,766,257.33 × 48,022,670.17 - Step 4: Simplify right side
66,484,930.51x = 4,791,042,069,853,935 - Step 5: Solve for x
x = 4,791,042,069,853,935/66,484,930.51 - Step 6: Final answer
x = 72,062,075.32
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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.