Finding the Fourth Proportional to 217,266,293.49, 299,835,369.48 and 124,464,737.44
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Solution
The fourth proportional to 217,266,293.49, 299,835,369.48 and 124,464,737.44 is: 171,765,854.42
Step by Step Solution
- Step 1: Write the proportion equation
217,266,293.49 : 299,835,369.48 = 124,464,737.44 : x - Step 2: Convert to fraction form
217,266,293.49/299,835,369.48 = 124,464,737.44/x - Step 3: Cross multiply
217,266,293.49x = 299,835,369.48 × 124,464,737.44 - Step 4: Simplify right side
217,266,293.49x = 37,318,930,537,553,592 - Step 5: Solve for x
x = 37,318,930,537,553,592/217,266,293.49 - Step 6: Final answer
x = 171,765,854.42
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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.