Finding the Fourth Proportional to 496,514,448.60, 685,181,567.97 and 273,516,989.91
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Solution
The fourth proportional to 496,514,448.60, 685,181,567.97 and 273,516,989.91 is: 377,448,834.65
Step by Step Solution
- Step 1: Write the proportion equation
496,514,448.60 : 685,181,567.97 = 273,516,989.91 : x - Step 2: Convert to fraction form
496,514,448.60/685,181,567.97 = 273,516,989.91/x - Step 3: Cross multiply
496,514,448.60x = 685,181,567.97 × 273,516,989.91 - Step 4: Simplify right side
496,514,448.60x = 187,408,800,012,968,480 - Step 5: Solve for x
x = 187,408,800,012,968,480/496,514,448.60 - Step 6: Final answer
x = 377,448,834.65
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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.