Finding the Fourth Proportional to 1,474,995,025.20, 2,212,492,537.80 and 1,406,970,577.20
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Solution
The fourth proportional to 1,474,995,025.20, 2,212,492,537.80 and 1,406,970,577.20 is: 2,110,455,865.80
Step by Step Solution
- Step 1: Write the proportion equation
1,474,995,025.20 : 2,212,492,537.80 = 1,406,970,577.20 : x - Step 2: Convert to fraction form
1,474,995,025.20/2,212,492,537.80 = 1,406,970,577.20/x - Step 3: Cross multiply
1,474,995,025.20x = 2,212,492,537.80 × 1,406,970,577.20 - Step 4: Simplify right side
1,474,995,025.20x = 3,112,911,902,959,159,296 - Step 5: Solve for x
x = 3,112,911,902,959,159,296/1,474,995,025.20 - Step 6: Final answer
x = 2,110,455,865.80
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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.