Finding the Fourth Proportional to 229,772,980.80, 344,827,432.80 and 161,748,532.80
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Solution
The fourth proportional to 229,772,980.80, 344,827,432.80 and 161,748,532.80 is: 242,741,035.65
Step by Step Solution
- Step 1: Write the proportion equation
229,772,980.80 : 344,827,432.80 = 161,748,532.80 : x - Step 2: Convert to fraction form
229,772,980.80/344,827,432.80 = 161,748,532.80/x - Step 3: Cross multiply
229,772,980.80x = 344,827,432.80 × 161,748,532.80 - Step 4: Simplify right side
229,772,980.80x = 55,775,331,324,590,600 - Step 5: Solve for x
x = 55,775,331,324,590,600/229,772,980.80 - Step 6: Final answer
x = 242,741,035.65
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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.