Finding the Fourth Proportional to 110,855,529.80, 166,283,294.70 and 90,700,137.80
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Solution
The fourth proportional to 110,855,529.80, 166,283,294.70 and 90,700,137.80 is: 136,050,206.70
Step by Step Solution
- Step 1: Write the proportion equation
110,855,529.80 : 166,283,294.70 = 90,700,137.80 : x - Step 2: Convert to fraction form
110,855,529.80/166,283,294.70 = 90,700,137.80/x - Step 3: Cross multiply
110,855,529.80x = 166,283,294.70 × 90,700,137.80 - Step 4: Simplify right side
110,855,529.80x = 15,081,917,743,128,008 - Step 5: Solve for x
x = 15,081,917,743,128,008/110,855,529.80 - Step 6: Final answer
x = 136,050,206.70
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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.