Finding the Fourth Proportional to 85,760,752.18, 118,349,747.97 and 46,602,435.77
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Solution
The fourth proportional to 85,760,752.18, 118,349,747.97 and 46,602,435.77 is: 64,311,312.44
Step by Step Solution
- Step 1: Write the proportion equation
85,760,752.18 : 118,349,747.97 = 46,602,435.77 : x - Step 2: Convert to fraction form
85,760,752.18/118,349,747.97 = 46,602,435.77/x - Step 3: Cross multiply
85,760,752.18x = 118,349,747.97 × 46,602,435.77 - Step 4: Simplify right side
85,760,752.18x = 5,515,386,528,167,613 - Step 5: Solve for x
x = 5,515,386,528,167,613/85,760,752.18 - Step 6: Final answer
x = 64,311,312.44
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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.