Finding the Fourth Proportional to 1,032,457,658.74, 1,424,773,629.97 and 562,562,840.95
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Solution
The fourth proportional to 1,032,457,658.74, 1,424,773,629.97 and 562,562,840.95 is: 776,326,945.91
Step by Step Solution
- Step 1: Write the proportion equation
1,032,457,658.74 : 1,424,773,629.97 = 562,562,840.95 : x - Step 2: Convert to fraction form
1,032,457,658.74/1,424,773,629.97 = 562,562,840.95/x - Step 3: Cross multiply
1,032,457,658.74x = 1,424,773,629.97 × 562,562,840.95 - Step 4: Simplify right side
1,032,457,658.74x = 801,524,700,986,567,296 - Step 5: Solve for x
x = 801,524,700,986,567,296/1,032,457,658.74 - Step 6: Final answer
x = 776,326,945.91
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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.