Finding the Fourth Proportional to 107,018,497.62, 147,684,715.02 and 58,126,275.54
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Solution
The fourth proportional to 107,018,497.62, 147,684,715.02 and 58,126,275.54 is: 80,213,819.38
Step by Step Solution
- Step 1: Write the proportion equation
107,018,497.62 : 147,684,715.02 = 58,126,275.54 : x - Step 2: Convert to fraction form
107,018,497.62/147,684,715.02 = 58,126,275.54/x - Step 3: Cross multiply
107,018,497.62x = 147,684,715.02 × 58,126,275.54 - Step 4: Simplify right side
107,018,497.62x = 8,584,362,438,298,897 - Step 5: Solve for x
x = 8,584,362,438,298,897/107,018,497.62 - Step 6: Final answer
x = 80,213,819.38
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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.