Finding the Fourth Proportional to 162,599,997.84, 224,388,212.40 and 88,260,510.12
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Solution
The fourth proportional to 162,599,997.84, 224,388,212.40 and 88,260,510.12 is: 121,799,620.88
Step by Step Solution
- Step 1: Write the proportion equation
162,599,997.84 : 224,388,212.40 = 88,260,510.12 : x - Step 2: Convert to fraction form
162,599,997.84/224,388,212.40 = 88,260,510.12/x - Step 3: Cross multiply
162,599,997.84x = 224,388,212.40 × 88,260,510.12 - Step 4: Simplify right side
162,599,997.84x = 19,804,618,091,338,912 - Step 5: Solve for x
x = 19,804,618,091,338,912/162,599,997.84 - Step 6: Final answer
x = 121,799,620.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.