Finding the Fourth Proportional to 132,293,781.97, 182,564,462.96 and 73,555,992.07
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Solution
The fourth proportional to 132,293,781.97, 182,564,462.96 and 73,555,992.07 is: 101,506,737.43
Step by Step Solution
- Step 1: Write the proportion equation
132,293,781.97 : 182,564,462.96 = 73,555,992.07 : x - Step 2: Convert to fraction form
132,293,781.97/182,564,462.96 = 73,555,992.07/x - Step 3: Cross multiply
132,293,781.97x = 182,564,462.96 × 73,555,992.07 - Step 4: Simplify right side
132,293,781.97x = 13,428,710,189,201,212 - Step 5: Solve for x
x = 13,428,710,189,201,212/132,293,781.97 - Step 6: Final answer
x = 101,506,737.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.