Finding the Fourth Proportional to 153,468,267.20, 230,202,400.80 and 110,638,059.20
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Solution
The fourth proportional to 153,468,267.20, 230,202,400.80 and 110,638,059.20 is: 165,957,088.80
Step by Step Solution
- Step 1: Write the proportion equation
153,468,267.20 : 230,202,400.80 = 110,638,059.20 : x - Step 2: Convert to fraction form
153,468,267.20/230,202,400.80 = 110,638,059.20/x - Step 3: Cross multiply
153,468,267.20x = 230,202,400.80 × 110,638,059.20 - Step 4: Simplify right side
153,468,267.20x = 25,469,146,847,692,528 - Step 5: Solve for x
x = 25,469,146,847,692,528/153,468,267.20 - Step 6: Final answer
x = 165,957,088.80
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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.