Finding the Fourth Proportional to 242,052,558.07, 362,803,622.68 and 212,849,167.99
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Solution
The fourth proportional to 242,052,558.07, 362,803,622.68 and 212,849,167.99 is: 319,031,741.89
Step by Step Solution
- Step 1: Write the proportion equation
242,052,558.07 : 362,803,622.68 = 212,849,167.99 : x - Step 2: Convert to fraction form
242,052,558.07/362,803,622.68 = 212,849,167.99/x - Step 3: Cross multiply
242,052,558.07x = 362,803,622.68 × 212,849,167.99 - Step 4: Simplify right side
242,052,558.07x = 77,222,449,231,195,904 - Step 5: Solve for x
x = 77,222,449,231,195,904/242,052,558.07 - Step 6: Final answer
x = 319,031,741.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.