Finding the Fourth Proportional to 163,024,712.70, 244,537,069.05 and 108,605,154.30
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Solution
The fourth proportional to 163,024,712.70, 244,537,069.05 and 108,605,154.30 is: 162,907,731.45
Step by Step Solution
- Step 1: Write the proportion equation
163,024,712.70 : 244,537,069.05 = 108,605,154.30 : x - Step 2: Convert to fraction form
163,024,712.70/244,537,069.05 = 108,605,154.30/x - Step 3: Cross multiply
163,024,712.70x = 244,537,069.05 × 108,605,154.30 - Step 4: Simplify right side
163,024,712.70x = 26,557,986,116,245,004 - Step 5: Solve for x
x = 26,557,986,116,245,004/163,024,712.70 - Step 6: Final answer
x = 162,907,731.45
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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.