Finding the Fourth Proportional to 85,544,934.16, 128,266,157.81 and 27,227,422.08
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Solution
The fourth proportional to 85,544,934.16, 128,266,157.81 and 27,227,422.08 is: 40,824,823.24
Step by Step Solution
- Step 1: Write the proportion equation
85,544,934.16 : 128,266,157.81 = 27,227,422.08 : x - Step 2: Convert to fraction form
85,544,934.16/128,266,157.81 = 27,227,422.08/x - Step 3: Cross multiply
85,544,934.16x = 128,266,157.81 × 27,227,422.08 - Step 4: Simplify right side
85,544,934.16x = 3,492,356,816,495,290.50 - Step 5: Solve for x
x = 3,492,356,816,495,290.50/85,544,934.16 - Step 6: Final answer
x = 40,824,823.24
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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.