Finding the Fourth Proportional to 65,376,326.40, 97,887,542.40 and 51,220,550.40
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Solution
The fourth proportional to 65,376,326.40, 97,887,542.40 and 51,220,550.40 is: 76,692,192.34
Step by Step Solution
- Step 1: Write the proportion equation
65,376,326.40 : 97,887,542.40 = 51,220,550.40 : x - Step 2: Convert to fraction form
65,376,326.40/97,887,542.40 = 51,220,550.40/x - Step 3: Cross multiply
65,376,326.40x = 97,887,542.40 × 51,220,550.40 - Step 4: Simplify right side
65,376,326.40x = 5,013,853,799,031,337 - Step 5: Solve for x
x = 5,013,853,799,031,337/65,376,326.40 - Step 6: Final answer
x = 76,692,192.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.