Finding the Fourth Proportional to 135,328,595.67, 186,755,253.62 and 73,449,675.99
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Solution
The fourth proportional to 135,328,595.67, 186,755,253.62 and 73,449,675.99 is: 101,361,525.25
Step by Step Solution
- Step 1: Write the proportion equation
135,328,595.67 : 186,755,253.62 = 73,449,675.99 : x - Step 2: Convert to fraction form
135,328,595.67/186,755,253.62 = 73,449,675.99/x - Step 3: Cross multiply
135,328,595.67x = 186,755,253.62 × 73,449,675.99 - Step 4: Simplify right side
135,328,595.67x = 13,717,112,867,452,026 - Step 5: Solve for x
x = 13,717,112,867,452,026/135,328,595.67 - Step 6: Final answer
x = 101,361,525.25
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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.