Finding the Fourth Proportional to 98,341,354.80, 147,624,006.60 and 57,974,583.60
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Solution
The fourth proportional to 98,341,354.80, 147,624,006.60 and 57,974,583.60 is: 87,027,886.99
Step by Step Solution
- Step 1: Write the proportion equation
98,341,354.80 : 147,624,006.60 = 57,974,583.60 : x - Step 2: Convert to fraction form
98,341,354.80/147,624,006.60 = 57,974,583.60/x - Step 3: Cross multiply
98,341,354.80x = 147,624,006.60 × 57,974,583.60 - Step 4: Simplify right side
98,341,354.80x = 8,558,440,311,998,652 - Step 5: Solve for x
x = 8,558,440,311,998,652/98,341,354.80 - Step 6: Final answer
x = 87,027,886.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.