Finding the Fourth Proportional to 2,403,604,854.20, 3,605,407,281.30 and 2,185,501,467.80
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Solution
The fourth proportional to 2,403,604,854.20, 3,605,407,281.30 and 2,185,501,467.80 is: 3,278,252,201.70
Step by Step Solution
- Step 1: Write the proportion equation
2,403,604,854.20 : 3,605,407,281.30 = 2,185,501,467.80 : x - Step 2: Convert to fraction form
2,403,604,854.20/3,605,407,281.30 = 2,185,501,467.80/x - Step 3: Cross multiply
2,403,604,854.20x = 3,605,407,281.30 × 2,185,501,467.80 - Step 4: Simplify right side
2,403,604,854.20x = 7,879,622,905,297,958,912 - Step 5: Solve for x
x = 7,879,622,905,297,958,912/2,403,604,854.20 - Step 6: Final answer
x = 3,278,252,201.70
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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.