Finding the Fourth Proportional to 121,489,685.00, 167,655,656.68 and 68,577,530.52
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Solution
The fourth proportional to 121,489,685.00, 167,655,656.68 and 68,577,530.52 is: 94,636,930.81
Step by Step Solution
- Step 1: Write the proportion equation
121,489,685.00 : 167,655,656.68 = 68,577,530.52 : x - Step 2: Convert to fraction form
121,489,685.00/167,655,656.68 = 68,577,530.52/x - Step 3: Cross multiply
121,489,685.00x = 167,655,656.68 × 68,577,530.52 - Step 4: Simplify right side
121,489,685.00x = 11,497,410,912,651,898 - Step 5: Solve for x
x = 11,497,410,912,651,898/121,489,685.00 - Step 6: Final answer
x = 94,636,930.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.