Finding the Fourth Proportional to 2,958,730,050.08, 4,081,080,992.28 and 1,902,793,787.12
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Solution
The fourth proportional to 2,958,730,050.08, 4,081,080,992.28 and 1,902,793,787.12 is: 2,624,590,762.05
Step by Step Solution
- Step 1: Write the proportion equation
2,958,730,050.08 : 4,081,080,992.28 = 1,902,793,787.12 : x - Step 2: Convert to fraction form
2,958,730,050.08/4,081,080,992.28 = 1,902,793,787.12/x - Step 3: Cross multiply
2,958,730,050.08x = 4,081,080,992.28 × 1,902,793,787.12 - Step 4: Simplify right side
2,958,730,050.08x = 7,765,455,556,843,909,120 - Step 5: Solve for x
x = 7,765,455,556,843,909,120/2,958,730,050.08 - Step 6: Final answer
x = 2,624,590,762.05
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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.