Finding the Fourth Proportional to 4,249,690,216.20, 6,374,535,324.30 and 1,341,267,150.60
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Solution
The fourth proportional to 4,249,690,216.20, 6,374,535,324.30 and 1,341,267,150.60 is: 2,011,900,725.90
Step by Step Solution
- Step 1: Write the proportion equation
4,249,690,216.20 : 6,374,535,324.30 = 1,341,267,150.60 : x - Step 2: Convert to fraction form
4,249,690,216.20/6,374,535,324.30 = 1,341,267,150.60/x - Step 3: Cross multiply
4,249,690,216.20x = 6,374,535,324.30 × 1,341,267,150.60 - Step 4: Simplify right side
4,249,690,216.20x = 8,549,954,830,822,907,904 - Step 5: Solve for x
x = 8,549,954,830,822,907,904/4,249,690,216.20 - Step 6: Final answer
x = 2,011,900,725.90
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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.