Finding the Fourth Proportional to 599,119,963.20, 898,679,944.80 and 496,999,310.40
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Solution
The fourth proportional to 599,119,963.20, 898,679,944.80 and 496,999,310.40 is: 745,498,965.60
Step by Step Solution
- Step 1: Write the proportion equation
599,119,963.20 : 898,679,944.80 = 496,999,310.40 : x - Step 2: Convert to fraction form
599,119,963.20/898,679,944.80 = 496,999,310.40/x - Step 3: Cross multiply
599,119,963.20x = 898,679,944.80 × 496,999,310.40 - Step 4: Simplify right side
599,119,963.20x = 446,643,312,835,910,016 - Step 5: Solve for x
x = 446,643,312,835,910,016/599,119,963.20 - Step 6: Final answer
x = 745,498,965.60
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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.