Finding the Fourth Proportional to 139,251,234.66, 208,909,525.77 and 136,937,694.84
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Solution
The fourth proportional to 139,251,234.66, 208,909,525.77 and 136,937,694.84 is: 205,438,673.19
Step by Step Solution
- Step 1: Write the proportion equation
139,251,234.66 : 208,909,525.77 = 136,937,694.84 : x - Step 2: Convert to fraction form
139,251,234.66/208,909,525.77 = 136,937,694.84/x - Step 3: Cross multiply
139,251,234.66x = 208,909,525.77 × 136,937,694.84 - Step 4: Simplify right side
139,251,234.66x = 28,607,588,889,061,380 - Step 5: Solve for x
x = 28,607,588,889,061,380/139,251,234.66 - Step 6: Final answer
x = 205,438,673.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.