Finding the Fourth Proportional to 273,636,197.28, 411,109,103.31 and 175,460,252.79
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Solution
The fourth proportional to 273,636,197.28, 411,109,103.31 and 175,460,252.79 is: 263,610,252.99
Step by Step Solution
- Step 1: Write the proportion equation
273,636,197.28 : 411,109,103.31 = 175,460,252.79 : x - Step 2: Convert to fraction form
273,636,197.28/411,109,103.31 = 175,460,252.79/x - Step 3: Cross multiply
273,636,197.28x = 411,109,103.31 × 175,460,252.79 - Step 4: Simplify right side
273,636,197.28x = 72,133,307,191,042,816 - Step 5: Solve for x
x = 72,133,307,191,042,816/273,636,197.28 - Step 6: Final answer
x = 263,610,252.99
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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.