Finding the Fourth Proportional to 154,559,926.44, 231,881,702.94 and 52,323,972.84
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Solution
The fourth proportional to 154,559,926.44, 231,881,702.94 and 52,323,972.84 is: 78,500,114.53
Step by Step Solution
- Step 1: Write the proportion equation
154,559,926.44 : 231,881,702.94 = 52,323,972.84 : x - Step 2: Convert to fraction form
154,559,926.44/231,881,702.94 = 52,323,972.84/x - Step 3: Cross multiply
154,559,926.44x = 231,881,702.94 × 52,323,972.84 - Step 4: Simplify right side
154,559,926.44x = 12,132,971,926,725,508 - Step 5: Solve for x
x = 12,132,971,926,725,508/154,559,926.44 - Step 6: Final answer
x = 78,500,114.53
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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.