Finding the Fourth Proportional to 181,514,009.19, 272,402,170.26 and 72,276,225.53
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Solution
The fourth proportional to 181,514,009.19, 272,402,170.26 and 72,276,225.53 is: 108,466,562.88
Step by Step Solution
- Step 1: Write the proportion equation
181,514,009.19 : 272,402,170.26 = 72,276,225.53 : x - Step 2: Convert to fraction form
181,514,009.19/272,402,170.26 = 72,276,225.53/x - Step 3: Cross multiply
181,514,009.19x = 272,402,170.26 × 72,276,225.53 - Step 4: Simplify right side
181,514,009.19x = 19,688,200,692,472,436 - Step 5: Solve for x
x = 19,688,200,692,472,436/181,514,009.19 - Step 6: Final answer
x = 108,466,562.88
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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.