Finding the Fourth Proportional to 531,726,175.29, 797,707,842.08 and 163,298,309.17
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Solution
The fourth proportional to 531,726,175.29, 797,707,842.08 and 163,298,309.17 is: 244,983,880.56
Step by Step Solution
- Step 1: Write the proportion equation
531,726,175.29 : 797,707,842.08 = 163,298,309.17 : x - Step 2: Convert to fraction form
531,726,175.29/797,707,842.08 = 163,298,309.17/x - Step 3: Cross multiply
531,726,175.29x = 797,707,842.08 × 163,298,309.17 - Step 4: Simplify right side
531,726,175.29x = 130,264,341,820,502,608 - Step 5: Solve for x
x = 130,264,341,820,502,608/531,726,175.29 - Step 6: Final answer
x = 244,983,880.56
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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.