Finding the Fourth Proportional to 328,315,298.98, 491,688,187.26 and 182,386,922.08
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Solution
The fourth proportional to 328,315,298.98, 491,688,187.26 and 182,386,922.08 is: 273,144,429.69
Step by Step Solution
- Step 1: Write the proportion equation
328,315,298.98 : 491,688,187.26 = 182,386,922.08 : x - Step 2: Convert to fraction form
328,315,298.98/491,688,187.26 = 182,386,922.08/x - Step 3: Cross multiply
328,315,298.98x = 491,688,187.26 × 182,386,922.08 - Step 4: Simplify right side
328,315,298.98x = 89,677,495,097,446,080 - Step 5: Solve for x
x = 89,677,495,097,446,080/328,315,298.98 - Step 6: Final answer
x = 273,144,429.69
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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.