Finding the Fourth Proportional to 531,726,183.79, 797,707,854.84 and 163,298,317.69
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Solution
The fourth proportional to 531,726,183.79, 797,707,854.84 and 163,298,317.69 is: 244,983,893.35
Step by Step Solution
- Step 1: Write the proportion equation
531,726,183.79 : 797,707,854.84 = 163,298,317.69 : x - Step 2: Convert to fraction form
531,726,183.79/797,707,854.84 = 163,298,317.69/x - Step 3: Cross multiply
531,726,183.79x = 797,707,854.84 × 163,298,317.69 - Step 4: Simplify right side
531,726,183.79x = 130,264,350,703,470,720 - Step 5: Solve for x
x = 130,264,350,703,470,720/531,726,183.79 - Step 6: Final answer
x = 244,983,893.35
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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.