Finding the Fourth Proportional to 2,473,015,276.80, 3,709,970,812.80 and 1,243,088,467.20
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Solution
The fourth proportional to 2,473,015,276.80, 3,709,970,812.80 and 1,243,088,467.20 is: 1,864,857,841.48
Step by Step Solution
- Step 1: Write the proportion equation
2,473,015,276.80 : 3,709,970,812.80 = 1,243,088,467.20 : x - Step 2: Convert to fraction form
2,473,015,276.80/3,709,970,812.80 = 1,243,088,467.20/x - Step 3: Cross multiply
2,473,015,276.80x = 3,709,970,812.80 × 1,243,088,467.20 - Step 4: Simplify right side
2,473,015,276.80x = 4,611,821,931,040,290,816 - Step 5: Solve for x
x = 4,611,821,931,040,290,816/2,473,015,276.80 - Step 6: Final answer
x = 1,864,857,841.48
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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.