Finding the Fourth Proportional to 2,249,647,686.70, 3,374,471,530.05 and 795,625,110.70
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Solution
The fourth proportional to 2,249,647,686.70, 3,374,471,530.05 and 795,625,110.70 is: 1,193,437,666.05
Step by Step Solution
- Step 1: Write the proportion equation
2,249,647,686.70 : 3,374,471,530.05 = 795,625,110.70 : x - Step 2: Convert to fraction form
2,249,647,686.70/3,374,471,530.05 = 795,625,110.70/x - Step 3: Cross multiply
2,249,647,686.70x = 3,374,471,530.05 × 795,625,110.70 - Step 4: Simplify right side
2,249,647,686.70x = 2,684,814,284,650,030,080 - Step 5: Solve for x
x = 2,684,814,284,650,030,080/2,249,647,686.70 - Step 6: Final answer
x = 1,193,437,666.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.