Finding the Fourth Proportional to 143,009,265.92, 214,515,892.02 and 40,773,303.68
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Solution
The fourth proportional to 143,009,265.92, 214,515,892.02 and 40,773,303.68 is: 61,160,523.78
Step by Step Solution
- Step 1: Write the proportion equation
143,009,265.92 : 214,515,892.02 = 40,773,303.68 : x - Step 2: Convert to fraction form
143,009,265.92/214,515,892.02 = 40,773,303.68/x - Step 3: Cross multiply
143,009,265.92x = 214,515,892.02 × 40,773,303.68 - Step 4: Simplify right side
143,009,265.92x = 8,746,521,609,517,549 - Step 5: Solve for x
x = 8,746,521,609,517,549/143,009,265.92 - Step 6: Final answer
x = 61,160,523.78
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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.