Finding the Fourth Proportional to 135,916,324.24, 187,558,476.96 and 79,406,308
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Solution
The fourth proportional to 135,916,324.24, 187,558,476.96 and 79,406,308 is: 109,577,170.17
Step by Step Solution
- Step 1: Write the proportion equation
135,916,324.24 : 187,558,476.96 = 79,406,308 : x - Step 2: Convert to fraction form
135,916,324.24/187,558,476.96 = 79,406,308/x - Step 3: Cross multiply
135,916,324.24x = 187,558,476.96 × 79,406,308 - Step 4: Simplify right side
135,916,324.24x = 14,893,326,189,496,664 - Step 5: Solve for x
x = 14,893,326,189,496,664/135,916,324.24 - Step 6: Final answer
x = 109,577,170.17
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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.