Finding the Fourth Proportional to 164,751,344.52, 245,671,419.97 and 163,272,609.94
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Solution
The fourth proportional to 164,751,344.52, 245,671,419.97 and 163,272,609.94 is: 243,466,382.89
Step by Step Solution
- Step 1: Write the proportion equation
164,751,344.52 : 245,671,419.97 = 163,272,609.94 : x - Step 2: Convert to fraction form
164,751,344.52/245,671,419.97 = 163,272,609.94/x - Step 3: Cross multiply
164,751,344.52x = 245,671,419.97 × 163,272,609.94 - Step 4: Simplify right side
164,751,344.52x = 40,111,413,926,167,736 - Step 5: Solve for x
x = 40,111,413,926,167,736/164,751,344.52 - Step 6: Final answer
x = 243,466,382.89
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.