Finding the Fourth Proportional to 404,214,552.42, 557,819,418.62 and 223,167,365.98
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Solution
The fourth proportional to 404,214,552.42, 557,819,418.62 and 223,167,365.98 is: 307,972,807.02
Step by Step Solution
- Step 1: Write the proportion equation
404,214,552.42 : 557,819,418.62 = 223,167,365.98 : x - Step 2: Convert to fraction form
404,214,552.42/557,819,418.62 = 223,167,365.98/x - Step 3: Cross multiply
404,214,552.42x = 557,819,418.62 × 223,167,365.98 - Step 4: Simplify right side
404,214,552.42x = 124,487,090,345,920,368 - Step 5: Solve for x
x = 124,487,090,345,920,368/404,214,552.42 - Step 6: Final answer
x = 307,972,807.02
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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.