Finding the Fourth Proportional to 3,149,292,305.80, 4,723,938,458.70 and 2,332,998,929.80
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Solution
The fourth proportional to 3,149,292,305.80, 4,723,938,458.70 and 2,332,998,929.80 is: 3,499,498,394.70
Step by Step Solution
- Step 1: Write the proportion equation
3,149,292,305.80 : 4,723,938,458.70 = 2,332,998,929.80 : x - Step 2: Convert to fraction form
3,149,292,305.80/4,723,938,458.70 = 2,332,998,929.80/x - Step 3: Cross multiply
3,149,292,305.80x = 4,723,938,458.70 × 2,332,998,929.80 - Step 4: Simplify right side
3,149,292,305.80x = 11,020,943,368,588,161,024 - Step 5: Solve for x
x = 11,020,943,368,588,161,024/3,149,292,305.80 - Step 6: Final answer
x = 3,499,498,394.70
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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.