Finding the Fourth Proportional to 5,545,772,341.78, 7,653,350,914.66 and 3,039,652,475.14
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Solution
The fourth proportional to 5,545,772,341.78, 7,653,350,914.66 and 3,039,652,475.14 is: 4,194,821,860.18
Step by Step Solution
- Step 1: Write the proportion equation
5,545,772,341.78 : 7,653,350,914.66 = 3,039,652,475.14 : x - Step 2: Convert to fraction form
5,545,772,341.78/7,653,350,914.66 = 3,039,652,475.14/x - Step 3: Cross multiply
5,545,772,341.78x = 7,653,350,914.66 × 3,039,652,475.14 - Step 4: Simplify right side
5,545,772,341.78x = 23,263,527,050,861,248,512 - Step 5: Solve for x
x = 23,263,527,050,861,248,512/5,545,772,341.78 - Step 6: Final answer
x = 4,194,821,860.18
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.