Finding the Fourth Proportional to 382,881,072.16, 574,466,352.09 and 149,878,306.75
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Solution
The fourth proportional to 382,881,072.16, 574,466,352.09 and 149,878,306.75 is: 224,874,119.92
Step by Step Solution
- Step 1: Write the proportion equation
382,881,072.16 : 574,466,352.09 = 149,878,306.75 : x - Step 2: Convert to fraction form
382,881,072.16/574,466,352.09 = 149,878,306.75/x - Step 3: Cross multiply
382,881,072.16x = 574,466,352.09 × 149,878,306.75 - Step 4: Simplify right side
382,881,072.16x = 86,100,044,133,226,192 - Step 5: Solve for x
x = 86,100,044,133,226,192/382,881,072.16 - Step 6: Final answer
x = 224,874,119.92
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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.