Finding the Fourth Proportional to 268,933,348.26, 403,094,018.43 and 163,656,498.96
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Solution
The fourth proportional to 268,933,348.26, 403,094,018.43 and 163,656,498.96 is: 245,298,533.02
Step by Step Solution
- Step 1: Write the proportion equation
268,933,348.26 : 403,094,018.43 = 163,656,498.96 : x - Step 2: Convert to fraction form
268,933,348.26/403,094,018.43 = 163,656,498.96/x - Step 3: Cross multiply
268,933,348.26x = 403,094,018.43 × 163,656,498.96 - Step 4: Simplify right side
268,933,348.26x = 65,968,955,807,971,520 - Step 5: Solve for x
x = 65,968,955,807,971,520/268,933,348.26 - Step 6: Final answer
x = 245,298,533.02
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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.