Finding the Fourth Proportional to 147,472,636.42, 221,189,269.74 and 43,839,898.84
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Solution
The fourth proportional to 147,472,636.42, 221,189,269.74 and 43,839,898.84 is: 65,753,996.44
Step by Step Solution
- Step 1: Write the proportion equation
147,472,636.42 : 221,189,269.74 = 43,839,898.84 : x - Step 2: Convert to fraction form
147,472,636.42/221,189,269.74 = 43,839,898.84/x - Step 3: Cross multiply
147,472,636.42x = 221,189,269.74 × 43,839,898.84 - Step 4: Simplify right side
147,472,636.42x = 9,696,915,209,895,074 - Step 5: Solve for x
x = 9,696,915,209,895,074/147,472,636.42 - Step 6: Final answer
x = 65,753,996.44
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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.