Finding the Fourth Proportional to 113,444,817.60, 170,209,216.80 and 45,336,388.80
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Solution
The fourth proportional to 113,444,817.60, 170,209,216.80 and 45,336,388.80 is: 68,021,363.99
Step by Step Solution
- Step 1: Write the proportion equation
113,444,817.60 : 170,209,216.80 = 45,336,388.80 : x - Step 2: Convert to fraction form
113,444,817.60/170,209,216.80 = 45,336,388.80/x - Step 3: Cross multiply
113,444,817.60x = 170,209,216.80 × 45,336,388.80 - Step 4: Simplify right side
113,444,817.60x = 7,716,671,230,188,292 - Step 5: Solve for x
x = 7,716,671,230,188,292/113,444,817.60 - Step 6: Final answer
x = 68,021,363.99
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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.