Finding the Fourth Proportional to 577,368,367.20, 866,052,550.80 and 232,569,446.40
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Solution
The fourth proportional to 577,368,367.20, 866,052,550.80 and 232,569,446.40 is: 348,854,169.60
Step by Step Solution
- Step 1: Write the proportion equation
577,368,367.20 : 866,052,550.80 = 232,569,446.40 : x - Step 2: Convert to fraction form
577,368,367.20/866,052,550.80 = 232,569,446.40/x - Step 3: Cross multiply
577,368,367.20x = 866,052,550.80 × 232,569,446.40 - Step 4: Simplify right side
577,368,367.20x = 201,417,362,292,863,872 - Step 5: Solve for x
x = 201,417,362,292,863,872/577,368,367.20 - Step 6: Final answer
x = 348,854,169.60
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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.