Finding the Third Proportional to 89,850,780 and 128,398,848
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Solution
The third proportional to 89,850,780 and 128,398,848 is: 183,484,930.99
Step by Step Solution
- Step 1: Write the proportion equation
89,850,780 : 128,398,848 = 128,398,848 : x - Step 2: Convert to fraction form
89,850,780/128,398,848 = 128,398,848/x - Step 3: Cross multiply
89,850,780x = 128,398,848 × 128,398,848 - Step 4: Simplify right side
89,850,780x = 16,486,264,167,727,104 - Step 5: Solve for x
x = 16,486,264,167,727,104/89,850,780 - Step 6: Final answer
x = 183,484,930.99
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.